diff --git a/recipe/build-shared.sh b/recipe/build-shared.sh
new file mode 100644
index 0000000..ca7bc09
--- /dev/null
+++ b/recipe/build-shared.sh
@@ -0,0 +1,54 @@
+#!/bin/bash
+
+set -ex
+
+if [ "$(uname)" == "Linux" ];
+then
+    # protobuf uses PROTOBUF_OPT_FLAG to set the optimization level
+    # unit test can fail if optmization above 0 are used.
+    CPPFLAGS="${CPPFLAGS//-O[0-9]/}"
+    CXXFLAGS="${CXXFLAGS//-O[0-9]/}"
+    export PROTOBUF_OPT_FLAG="-O2"
+    # to improve performance, disable checks intended for debugging
+    CXXFLAGS="$CXXFLAGS -DNDEBUG"
+elif [ "$(uname)" == "Darwin" ];
+then
+    # remove pie from LDFLAGS
+    LDFLAGS="${LDFLAGS//-pie/}"
+fi
+
+# required to pick up conda installed zlib
+export CPPFLAGS="${CPPFLAGS} -I${PREFIX}/include"
+export LDFLAGS="${LDFLAGS} -L${PREFIX}/lib"
+
+# Build configure/Makefile as they are not present.
+aclocal
+libtoolize
+autoconf
+autoreconf -i
+automake --add-missing
+
+./configure --prefix="${PREFIX}" \
+            --build=${BUILD}     \
+            --host=${HOST}       \
+            --with-pic           \
+            --with-zlib          \
+            --enable-shared      \
+            CC_FOR_BUILD=${CC}   \
+            CXX_FOR_BUILD=${CXX}
+
+# Skip memory hungry tests
+export GTEST_FILTER="-IoTest.LargeOutput"
+if [ "${HOST}" == "powerpc64le-conda_cos7-linux-gnu" ]; then
+    make -j 2
+    make check -j 2 || (cat src/test-suite.log; exit 1)
+else
+    make -j ${CPU_COUNT}
+    if [[ "$CONDA_BUILD_CROSS_COMPILATION" != 1 ]]; then
+        make check -j ${CPU_COUNT} || (cat src/test-suite.log; exit 1)
+    fi
+fi
+make install
+rm ${PREFIX}/lib/libprotobuf.a
+rm ${PREFIX}/lib/libprotobuf-lite.a
+rm ${PREFIX}/lib/libprotoc.a
diff --git a/recipe/build-static.sh b/recipe/build-static.sh
new file mode 100644
index 0000000..f4666ac
--- /dev/null
+++ b/recipe/build-static.sh
@@ -0,0 +1,7 @@
+#!/bin/bash
+
+set -euo pipefail
+
+mkdir -p ${PREFIX}/lib
+ls -l ./src/.libs/libproto*.a
+cp ./src/.libs/libproto*.a ${PREFIX}/lib/
diff --git a/recipe/meta.yaml b/recipe/meta.yaml
index 9809f77..f0dd47d 100644
--- a/recipe/meta.yaml
+++ b/recipe/meta.yaml
@@ -29,11 +29,14 @@ source:
     folder: third_party/googletest
 
 build:
-  number: 1
+  number: 2
 
 outputs:
   - name: libprotobuf
-    script: build-lib.sh   # [unix]
+    script: build-shared.sh  # [unix]
+    # cmake script currently disabled due to compatibility issues with
+    # existing builds; see #49 for potential solution, or switch with 3.22
+    # script: build-lib.sh   # [unix]
     script: build-lib.bat  # [win]
     build:
       run_exports:
@@ -45,8 +48,14 @@ outputs:
       build:
         - {{ compiler('c') }}
         - {{ compiler('cxx') }}
-        - cmake
-        - ninja
+        - cmake       # [win]
+        - ninja       # [win]
+        - autoconf    # [not win]
+        - automake    # [not win]
+        - libtool     # [not win]
+        - pkg-config  # [not win]
+        - unzip       # [not win]
+        - make        # [not win]
       host:
         - zlib
       run:
@@ -65,8 +74,8 @@ outputs:
         - if exist %LIBRARY_LIB%\{{ each_lib }}.lib exit 1             # [win]
         {% endfor %}
 
-        # cmake
-        - test -f ${PREFIX}/lib/cmake/protobuf/protobuf-config.cmake              # [unix]
+        # cmake (disabled on unix currently)
+        # - test -f ${PREFIX}/lib/cmake/protobuf/protobuf-config.cmake              # [unix]
         - if not exist %LIBRARY_LIB%\cmake\protobuf\protobuf-config.cmake exit 1  # [win]
 
         # pkgconfig
@@ -79,14 +88,16 @@ outputs:
         - protoc --help
 
   - name: libprotobuf-static
-    script: build-lib.sh   # [unix]
+    script: build-static.sh  # [unix]
+    # cmake script currently disabled due to compatibility issues with
+    # existing builds; see #49 for potential solution, or switch with 3.22
     script: build-lib.bat  # [win]
     requirements:
       build:
         - {{ compiler('c') }}
         - {{ compiler('cxx') }}
-        - cmake
-        - ninja
+        - cmake  # [win]
+        - ninja  # [win]
       host:
         - zlib
         - {{ pin_subpackage('libprotobuf', exact=True) }}