diff --git a/.gitpod.yml b/.gitpod.yml
index d7ea8948..6d057627 100644
--- a/.gitpod.yml
+++ b/.gitpod.yml
@@ -7,10 +7,8 @@ tasks:
       echo "INSTALLING latest JAVA (a PLCC dependency)"
       sdk install java < /dev/null
       echo ""
-      echo "INSTALLING PLCC in $GITPOD_REPO_ROOT/src"
-      echo 'export LIBPLCC="$GITPOD_REPO_ROOT/src"
-      export PATH="$LIBPLCC:$PATH"
-      ' >> "$HOME/.bashrc"
+      echo "INSTALLING PLCC from source"
+      echo 'export PATH="$GITPOD_REPO_ROOT/src/plcc/bin:$PATH"' >> "$HOME/.bashrc"
       echo ""
       echo "INSTALLING reuse (for licenses: https://reuse.software/)"
       pip install --upgrade pip
diff --git a/.reuse/dep5 b/.reuse/dep5
index 0afb804b..1598e8e2 100644
--- a/.reuse/dep5
+++ b/.reuse/dep5
@@ -15,6 +15,6 @@ Copyright:
   Copyright (C) 2023  PLCC Community <https://discord.gg/EVtNSxS9E2>
 License: GPL-3.0-or-later
 
-Files: lib/jackson/*
+Files: plcc/lib/jackson/*
 Copyright: Copyright 2007-, Tatu Saloranta (tatu.saloranta@iki.fi)
-License: Apache-2.0
\ No newline at end of file
+License: Apache-2.0
diff --git a/README.md b/README.md
index 8bd19851..4b5739f6 100644
--- a/README.md
+++ b/README.md
@@ -47,8 +47,9 @@ image: gitpod/workspace-full:latest
 tasks:
   - name: Install PLCC
     command: |
-        /bin/bash -c "$(\curl -fsSL https://github.com/ourPLCC/plcc/raw/main/installers/plcc/install.bash)" \
-          >> ~/.bashrc
+        /bin/bash -c "$(\
+          \curl -fsSL https://github.com/ourPLCC/plcc/raw/main/installers/plcc/install.bash \
+        )" >> ~/.bashrc
         exec bash
 ```
 
diff --git a/containers/configurable/Dockerfile b/containers/configurable/Dockerfile
index 4a1ee76b..67c77eda 100644
--- a/containers/configurable/Dockerfile
+++ b/containers/configurable/Dockerfile
@@ -45,4 +45,4 @@ RUN bash -c 'curl -s https://get.sdkman.io | bash'
 RUN bash -c "source $HOME/.sdkman/bin/sdkman-init.sh && sdk install java $JAVA_VERSION"
 
 COPY --chown=$USERNAME:$USERNAME . $HOME/.plcc
-ENV PATH="$HOME/.plcc/src:${PATH}" LIBPLCC="$HOME/.plcc/src"
+ENV PATH="$HOME/.plcc/src/plcc/bin:${PATH}"
diff --git a/containers/plcc/Dockerfile b/containers/plcc/Dockerfile
index cc99ffcc..904a6f91 100644
--- a/containers/plcc/Dockerfile
+++ b/containers/plcc/Dockerfile
@@ -28,7 +28,7 @@ RUN addgroup -S my && adduser -S my -G my
 
 # Copy over plcc from downloader stage.
 COPY --chown=plcc:plcc . /plcc
-ENV PATH="/plcc/src:${PATH}" LIBPLCC="/plcc/src"
+ENV PATH="/plcc/src/plcc/bin:${PATH}"
 
 # Change user to dev.
 WORKDIR /workdir
diff --git a/installers/plcc/env.bash b/installers/plcc/env.bash
index 7e895f8b..5a0cc613 100755
--- a/installers/plcc/env.bash
+++ b/installers/plcc/env.bash
@@ -1,9 +1,10 @@
 #!/usr/bin/env bash
+PLCC_DIR="$(dirname -- "${BASH_SOURCE[0]}" )/../.."
+PLCC_DIR="$(cd -- "${PLCC_DIR}" &> /dev/null && pwd)"
 
 echo "
-export LIBPLCC=\"${HOME}/.local/lib/plcc/src\"
-export PATH=\"\${LIBPLCC}:\$PATH\"
+export PATH=\"${PLCC_DIR}/src/plcc/bin:\$PATH\"
 function plcc-con() {
     docker run --rm -it -v \"\$PWD:/workdir\" --user \"\$(id -u):\$(id -g)\" ghcr.io/ourplcc/plcc:latest \"\$@\"
 }
-"
\ No newline at end of file
+"
diff --git a/installers/plcc/install.bash b/installers/plcc/install.bash
index 93de9aa8..cc0e388d 100755
--- a/installers/plcc/install.bash
+++ b/installers/plcc/install.bash
@@ -3,6 +3,6 @@
 set -euo pipefail
 
 PLCC_HOME="${HOME}/.local/lib/plcc"
-git clone https://github.com/ourPLCC/plcc.git "${PLCC_HOME}"
+git clone -b "${PLCC_GIT_BRANCH:-main}" https://github.com/ourPLCC/plcc.git "${PLCC_HOME}"
 echo "# Add the following line to the end of your .bashrc or .zshrc"
-"${PLCC_HOME}/installers/plcc/rchook.bash"
\ No newline at end of file
+"${PLCC_HOME}/installers/plcc/rchook.bash"
diff --git a/src/parse b/src/parse
deleted file mode 100755
index 9aa29cb1..00000000
--- a/src/parse
+++ /dev/null
@@ -1,49 +0,0 @@
-#!/bin/bash
-
-JACKSON_VERSION="2.15.2"
-LIBPLCC_LIB="$(cd -- "${LIBPLCC}/.." &> /dev/null ; pwd)"
-JACKSON_ANNOTATIONS="${LIBPLCC_LIB}/lib/jackson/jackson-annotations-${JACKSON_VERSION}.jar"
-JACKSON_CORE="${LIBPLCC_LIB}/lib/jackson/jackson-core-${JACKSON_VERSION}.jar"
-JACKSON_DATABIND="${LIBPLCC_LIB}/lib/jackson/jackson-databind-${JACKSON_VERSION}.jar"
-CP="${JACKSON_ANNOTATIONS}:${JACKSON_CORE}:${JACKSON_DATABIND}"
-
-if [[ -z "${CLASSPATH:-}" ]] ; then
-    CLASSPATH="./Java:${CP}"
-    export CLASSPATH
-else
-    CLASSPATH="./Java:${CLASSPATH}:${CP}"
-fi
-
-[ -d Java ] || {
-    echo "Java directory missing" >&2
-    exit 1
-}
-
-[ -f Java/Parse.class ] || {
-    echo "Java/Parse.class missing" >&2
-    exit 2
-}
-
-if  echo "$*" | grep -- "--json_ast" &> /dev/null
-then
-
-    ARGS=()
-    while [ $# -gt 0 ] ; do
-        case "$1" in
-            --json_ast)
-                shift
-            ;;
-            *)
-                ARGS+=("$1")
-                shift
-            ;;
-        esac
-    done
-
-    if ! java ParseJsonAst "${ARGS[@]}" ; then
-        >&2 echo "Did you forget to pass --json_ast to plccmk?"
-        exit 1
-    fi
-else
-    java Parse $*
-fi
diff --git a/src/plcc b/src/plcc
deleted file mode 100755
index bd59c3ed..00000000
--- a/src/plcc
+++ /dev/null
@@ -1,12 +0,0 @@
-#!/bin/bash
-
-LIB="${LIBPLCC:-/home/fossumtv/PL/src}"
-PYTHON3=python3
-PLCC="$LIB/plcc.py"
-
-[ -d "$LIB" ] || {
-        echo "$LIB: no such directory" >&2
-        exit 1
-}
-
-$PYTHON3 "$PLCC" "$@"
diff --git a/src/langs/__init__.py b/src/plcc/__init__.py
similarity index 100%
rename from src/langs/__init__.py
rename to src/plcc/__init__.py
diff --git a/src/plcc.py b/src/plcc/__main__.py
similarity index 98%
rename from src/plcc.py
rename to src/plcc/__main__.py
index fb747268..f3667e0b 100644
--- a/src/plcc.py
+++ b/src/plcc/__main__.py
@@ -21,12 +21,13 @@
 import sys
 import re
 import os
+import pathlib
 import io
 import shutil
 import tempfile
 
-from langs.java import spec as java_spec
-from langs.python import spec as python_spec
+from plcc.java import spec as java_spec
+from plcc.python import spec as python_spec
 
 argv = sys.argv[1:] # skip over the command-line argument
 
@@ -72,10 +73,7 @@ def debug2(msg):
     debug(msg, level=2)
 
 def LIBPLCC():
-    try:
-        return os.environ['LIBPLCC']
-    except KeyError:
-        death("undefined LIBPLCC environment variable -- quitting")
+    return str(pathlib.Path(__file__).parent)
 
 def main():
     global argv
@@ -108,8 +106,8 @@ def main():
 
     # Handle --version option.
     if 'version' in flags and flags['version']:
-        import version
-        print(version.get_version())
+        import plcc.version
+        print(plcc.version.get_version())
         sys.exit(0)
 
     jsonAstInit()
@@ -257,7 +255,7 @@ def lexFinishUp():
     if not dst:
         death('illegal destdir flag value')
     try:
-        os.mkdir(dst)
+        os.mkdir(str(dst))
         debug('[lexFinishUp] ' + dst + ': destination subdirectory created')
     except FileExistsError:
         debug('[lexFinishUp] ' + dst + ': destination subdirectory exists')
@@ -267,15 +265,13 @@ def lexFinishUp():
     if not getFlag('Token'):
         return # do not create any automatically generated scanner-related files
     libplcc = getFlag('libplcc')
-    if not libplcc:
-        death('illegal libplcc flag value')
-    std = libplcc + '/Std'
+    std = pathlib.Path(libplcc) / 'lib' / 'Std'
     try:
-        os.mkdir(std)
+        os.mkdir(str(std))
     except FileExistsError:
         pass
     except:
-        death(std + ': cannot access directory')
+        death(str(std) + ': cannot access directory')
     fname = '{}/{}'.format(dst, 'Token.java')
     try:
         tokenFile = open(fname, 'w')
@@ -392,7 +388,7 @@ def parFinishUp():
     # copy the Std parser-related files
     dst = getFlag('destdir')
     libplcc = getFlag('libplcc')
-    std = libplcc + '/Std'
+    std = pathlib.Path(libplcc) / 'lib' / 'Std'
     for fname in STDP:
         if getFlag(fname):
             debug('[parFinishUp] copying {} from {} to {} ...'.format(fname, std, dst))
@@ -891,7 +887,7 @@ def semFinishUp(stubs, destFlag='destdir', ext='.java'):
     if not dst:
         death('illegal destdir flag value')
     try:
-        os.mkdir(dst)
+        os.mkdir(str(dst))
         debug('[semFinishUp] ' + dst + ': destination subdirectory created')
     except FileExistsError:
         debug('[semFinishUp] ' + dst + ': destination subdirectory exists')
diff --git a/src/plcc/bin/common.bash b/src/plcc/bin/common.bash
new file mode 100644
index 00000000..34b3ebe3
--- /dev/null
+++ b/src/plcc/bin/common.bash
@@ -0,0 +1,47 @@
+
+init() {
+    set -euo pipefail
+    if is_first_call_to_init ; then return 0 ; fi
+    define_PLCC_DIR
+    update_PYTHONPATH
+    update_CLASSPATH
+}
+
+is_first_call_to_init() {
+    if [[ -n "${PLCC_FIRST_CALL_TO_INIT:-}" ]] ; then
+        return 0
+    else
+        PLCC_FIRST_CALL_TO_INIT='false'
+        export PLCC_FIRST_CALL_TO_INIT
+        return 1
+    fi
+}
+
+define_PLCC_DIR() {
+    PLCC_DIR="$( abspath "$( dirname -- "${BASH_SOURCE[0]}" )/../.." )"
+    export PLCC_DIR
+}
+
+update_PYTHONPATH() {
+    PYTHONPATH="${PYTHONPATH:+${PYTHONPATH}:}${PLCC_DIR}"
+    export PYTHONPATH
+}
+
+update_CLASSPATH() {
+    JACKSON_VERSION="2.15.2"
+    JACKSON_ANNOTATIONS="${PLCC_DIR}/plcc/lib/jackson/jackson-annotations-${JACKSON_VERSION}.jar"
+    JACKSON_CORE="${PLCC_DIR}/plcc/lib/jackson/jackson-core-${JACKSON_VERSION}.jar"
+    JACKSON_DATABIND="${PLCC_DIR}/plcc/lib/jackson/jackson-databind-${JACKSON_VERSION}.jar"
+    CP="./Java:${JACKSON_ANNOTATIONS}:${JACKSON_CORE}:${JACKSON_DATABIND}"
+    CLASSPATH="${CLASSPATH:+${CLASSPATH}:}${CP}"
+    export CLASSPATH
+}
+
+abspath() { echo "$( cd -- "${1}" &> /dev/null && pwd )" ; }
+
+assert_file_exists (){
+    [ -f "${1}" ] || {
+        echo "${1} missing" >&2
+        exit 2
+    }
+}
diff --git a/src/plcc/bin/parse b/src/plcc/bin/parse
new file mode 100755
index 00000000..69a79b85
--- /dev/null
+++ b/src/plcc/bin/parse
@@ -0,0 +1,28 @@
+#!/usr/bin/env bash
+source "$(dirname -- "${BASH_SOURCE[0]}" )/common.bash" && init
+
+assert_file_exists Java/Parse.class
+
+if  echo "$*" | grep -- "--json_ast" &> /dev/null
+then
+
+    ARGS=()
+    while [ $# -gt 0 ] ; do
+        case "$1" in
+            --json_ast)
+                shift
+            ;;
+            *)
+                ARGS+=("$1")
+                shift
+            ;;
+        esac
+    done
+
+    if ! java ParseJsonAst "${ARGS[@]}" ; then
+        >&2 echo "Did you forget to pass --json_ast to plccmk?"
+        exit 1
+    fi
+else
+    java Parse "$@"
+fi
diff --git a/src/plcc/bin/plcc b/src/plcc/bin/plcc
new file mode 100755
index 00000000..e7e6f083
--- /dev/null
+++ b/src/plcc/bin/plcc
@@ -0,0 +1,4 @@
+#!/usr/bin/env bash
+source "$(dirname -- "${BASH_SOURCE[0]}" )/common.bash" && init
+
+python3 -m plcc "$@"
diff --git a/src/plcc/bin/plccmk b/src/plcc/bin/plccmk
new file mode 100755
index 00000000..979a2935
--- /dev/null
+++ b/src/plcc/bin/plccmk
@@ -0,0 +1,18 @@
+#!/usr/bin/env bash
+source "$(dirname -- "${BASH_SOURCE[0]}" )/common.bash" && init
+
+if [[ "${1:-}" == "-c" ]]
+then
+        rm -f Java/*.java Java/*.class
+        shift
+fi
+
+if [ $# -eq 0 ]
+then
+        DEFAULT=spec
+        [ -f "$DEFAULT" ] || DEFAULT=grammar
+        set - $DEFAULT
+fi
+
+plcc "$@"
+(cd ./Java ; javac *.java)
diff --git a/src/plcc/bin/rep b/src/plcc/bin/rep
new file mode 100755
index 00000000..983c4ccb
--- /dev/null
+++ b/src/plcc/bin/rep
@@ -0,0 +1,5 @@
+#!/usr/bin/env bash
+source "$(dirname -- "${BASH_SOURCE[0]}" )/common.bash" && init
+
+assert_file_exists Java/Rep.class
+java Rep "$@"
diff --git a/src/plcc/bin/scan b/src/plcc/bin/scan
new file mode 100755
index 00000000..72c0d066
--- /dev/null
+++ b/src/plcc/bin/scan
@@ -0,0 +1,5 @@
+#!/usr/bin/env bash
+source "$(dirname -- "${BASH_SOURCE[0]}" )/common.bash" && init
+
+assert_file_exists Java/Scan.class
+java Scan
diff --git a/src/langs/java.py b/src/plcc/java.py
similarity index 100%
rename from src/langs/java.py
rename to src/plcc/java.py
diff --git a/src/Std/ILazy.java b/src/plcc/lib/Std/ILazy.java
similarity index 100%
rename from src/Std/ILazy.java
rename to src/plcc/lib/Std/ILazy.java
diff --git a/src/Std/IMatch.java b/src/plcc/lib/Std/IMatch.java
similarity index 100%
rename from src/Std/IMatch.java
rename to src/plcc/lib/Std/IMatch.java
diff --git a/src/Std/IScan.java b/src/plcc/lib/Std/IScan.java
similarity index 100%
rename from src/Std/IScan.java
rename to src/plcc/lib/Std/IScan.java
diff --git a/src/Std/ITrace.java b/src/plcc/lib/Std/ITrace.java
similarity index 100%
rename from src/Std/ITrace.java
rename to src/plcc/lib/Std/ITrace.java
diff --git a/src/Std/PLCCException.java b/src/plcc/lib/Std/PLCCException.java
similarity index 100%
rename from src/Std/PLCCException.java
rename to src/plcc/lib/Std/PLCCException.java
diff --git a/src/Std/Parse.java b/src/plcc/lib/Std/Parse.java
similarity index 100%
rename from src/Std/Parse.java
rename to src/plcc/lib/Std/Parse.java
diff --git a/src/Std/ParseJsonAst.java b/src/plcc/lib/Std/ParseJsonAst.java
similarity index 100%
rename from src/Std/ParseJsonAst.java
rename to src/plcc/lib/Std/ParseJsonAst.java
diff --git a/src/Std/ProcessFiles.java b/src/plcc/lib/Std/ProcessFiles.java
similarity index 100%
rename from src/Std/ProcessFiles.java
rename to src/plcc/lib/Std/ProcessFiles.java
diff --git a/src/Std/Rep.java b/src/plcc/lib/Std/Rep.java
similarity index 100%
rename from src/Std/Rep.java
rename to src/plcc/lib/Std/Rep.java
diff --git a/src/Std/Scan.java b/src/plcc/lib/Std/Scan.java
similarity index 100%
rename from src/Std/Scan.java
rename to src/plcc/lib/Std/Scan.java
diff --git a/src/Std/Token.pattern b/src/plcc/lib/Std/Token.pattern
similarity index 100%
rename from src/Std/Token.pattern
rename to src/plcc/lib/Std/Token.pattern
diff --git a/src/Std/Token.template b/src/plcc/lib/Std/Token.template
similarity index 100%
rename from src/Std/Token.template
rename to src/plcc/lib/Std/Token.template
diff --git a/src/Std/Trace.java b/src/plcc/lib/Std/Trace.java
similarity index 100%
rename from src/Std/Trace.java
rename to src/plcc/lib/Std/Trace.java
diff --git a/lib/jackson/jackson-annotations-2.15.2.jar b/src/plcc/lib/jackson/jackson-annotations-2.15.2.jar
similarity index 100%
rename from lib/jackson/jackson-annotations-2.15.2.jar
rename to src/plcc/lib/jackson/jackson-annotations-2.15.2.jar
diff --git a/lib/jackson/jackson-core-2.15.2.jar b/src/plcc/lib/jackson/jackson-core-2.15.2.jar
similarity index 100%
rename from lib/jackson/jackson-core-2.15.2.jar
rename to src/plcc/lib/jackson/jackson-core-2.15.2.jar
diff --git a/lib/jackson/jackson-databind-2.15.2.jar b/src/plcc/lib/jackson/jackson-databind-2.15.2.jar
similarity index 100%
rename from lib/jackson/jackson-databind-2.15.2.jar
rename to src/plcc/lib/jackson/jackson-databind-2.15.2.jar
diff --git a/src/langs/python.py b/src/plcc/python.py
similarity index 100%
rename from src/langs/python.py
rename to src/plcc/python.py
diff --git a/src/version.py b/src/plcc/version.py
similarity index 100%
rename from src/version.py
rename to src/plcc/version.py
diff --git a/src/plccmk b/src/plccmk
deleted file mode 100755
index 29786849..00000000
--- a/src/plccmk
+++ /dev/null
@@ -1,51 +0,0 @@
-#!/bin/bash
-
-LIB="${LIBPLCC:-/usr/local/pub/plcc/PLCC}"
-PYTHON3=python3
-PLCC="$LIB/plcc.py"
-
-JACKSON_VERSION="2.15.2"
-LIBPLCC_LIB="$(cd -- "${LIBPLCC}/.." &> /dev/null ; pwd)"
-JACKSON_ANNOTATIONS="${LIBPLCC_LIB}/lib/jackson/jackson-annotations-${JACKSON_VERSION}.jar"
-JACKSON_CORE="${LIBPLCC_LIB}/lib/jackson/jackson-core-${JACKSON_VERSION}.jar"
-JACKSON_DATABIND="${LIBPLCC_LIB}/lib/jackson/jackson-databind-${JACKSON_VERSION}.jar"
-CP="${JACKSON_ANNOTATIONS}:${JACKSON_CORE}:${JACKSON_DATABIND}"
-
-if [[ -z "${CLASSPATH:-}" ]] ; then
-        CLASSPATH="${CP}"
-        export CLASSPATH
-else
-        CLASSPATH="${CLASSPATH}:${CP}"
-fi
-
-if [ "$1" = "-c" ];
-then
-        rm Java/*.java Java/*.class &>/dev/null
-        shift
-fi
-
-if [ $# -gt 0 ];
-then
-        FILES="$@"
-else
-        DEFAULT=spec
-        [ -f "$DEFAULT" ] || DEFAULT=grammar
-        FILES="${FILE:-$DEFAULT}"
-fi
-
-[ -d "$LIB" ] || {
-        echo "$LIB: no such directory" >&2
-        exit 1
-}
-
-$PYTHON3 "$PLCC" $FILES || {
-        echo "cannot compile $FILES" >&2
-        exit 4
-}
-
-[ -d Java ] || {
-        echo "Java directory missing" >&2
-        exit 5
-}
-
-(cd ./Java ; javac *.java)
diff --git a/src/rep b/src/rep
deleted file mode 100755
index 13eb3a5a..00000000
--- a/src/rep
+++ /dev/null
@@ -1,20 +0,0 @@
-#!/bin/bash
-
-if [[ -z "${CLASSPATH:-}" ]] ; then
-    CLASSPATH="./Java"
-    export CLASSPATH
-else
-    CLASSPATH="./Java:${CLASSPATH}"
-fi
-
-[ -d "${PWD}/Java" ] || {
-    echo "Java directory missing" >&2
-    exit 1
-}
-
-[ -f "${PWD}/Java/Rep.class" ] || {
-    echo "Java/Rep.class missing" >&2
-    exit 2
-}
-
-java Rep $*
diff --git a/src/scan b/src/scan
deleted file mode 100755
index 3397323b..00000000
--- a/src/scan
+++ /dev/null
@@ -1,21 +0,0 @@
-#!/bin/bash
-
-if [[ -z "${CLASSPATH:-}" ]] ; then
-    CLASSPATH="./Java"
-    export CLASSPATH
-else
-    CLASSPATH="./Java:${CLASSPATH}"
-fi
-
-
-[ -d Java ] || {
-    echo "Java directory missing" >&2
-    exit 1
-}
-
-[ -f Java/Scan.class ] || {
-    echo "Java/Scan.class missing" >&2
-    exit 2
-}
-
-java Scan
diff --git a/tests/parse/parses.bats b/tests/parse/parses.bats
deleted file mode 100644
index 98ed6ba0..00000000
--- a/tests/parse/parses.bats
+++ /dev/null
@@ -1,21 +0,0 @@
-#!/usr/bin/env bats
-
-load '../relocate_to_temp.bash'
-
-@test "PLCC parses." {
-  relocate_to_temp
-
-  cat << EOF > grammar
-A 'A'
-B 'B'
-skip OTHER '.'
-%
-<p> ::= <aaa> B
-<aaa> **= A
-EOF
-
-  RESULT="$(plccmk -c grammar > /dev/null && echo "A asdf A fdsa A B" | parse -n)"
-
-  echo "RESULT: $RESULT"
-  [[ "$RESULT" =~ .*OK.* ]]
-}
diff --git a/tests/parse/parses/given-grammar.plcc b/tests/parse/parses/given-grammar.plcc
new file mode 100644
index 00000000..efd6f02a
--- /dev/null
+++ b/tests/parse/parses/given-grammar.plcc
@@ -0,0 +1,6 @@
+A 'A'
+B 'B'
+skip OTHER '.'
+%
+<p> ::= <aaa> B
+<aaa> **= A
diff --git a/tests/parse/parses/given-program.lang b/tests/parse/parses/given-program.lang
new file mode 100644
index 00000000..738cbf82
--- /dev/null
+++ b/tests/parse/parses/given-program.lang
@@ -0,0 +1 @@
+A asdf A fdsa A B
diff --git a/tests/parse/parses/parses.bats b/tests/parse/parses/parses.bats
new file mode 100644
index 00000000..a1877009
--- /dev/null
+++ b/tests/parse/parses/parses.bats
@@ -0,0 +1,10 @@
+#!/usr/bin/env bats
+
+load '../../relocate_to_temp.bash'
+
+@test "PLCC parses." {
+  relocate_to_temp
+
+  plccmk -c given-grammar.plcc
+  # parse -n < given-program.lang
+}