diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 86b20aedc..1eefc7a19 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -13,12 +13,15 @@ jobs:
   # needs to run only on pull_request
   lint:
     runs-on: ubuntu-20.04
+    strategy:
+      matrix:
+        python: ['3.8', '3.10']
     steps:
     - uses: actions/checkout@v3
-    - name: Set up Python 3.7
+    - name: Set up Python
       uses: actions/setup-python@v4
       with:
-        python-version: 3.7
+        python-version: ${{ matrix.python }}
     - name: Lint
       if: github.event_name == 'pull_request'
       env:
@@ -42,13 +45,14 @@ jobs:
     runs-on: ubuntu-20.04
     strategy:
       matrix:
+        python: ['3.8', '3.10']
         type: ["ethereum_truffle", "ethereum_bench", "examples", "ethereum", "ethereum_vm", "native", "wasm", "wasm_sym", "other"]
     steps:
     - uses: actions/checkout@v3
-    - name: Set up Python 3.7
+    - name: Set up Python
       uses: actions/setup-python@v4
       with:
-        python-version: 3.7
+        python-version: ${{ matrix.python }}
     - name: Install NPM
       uses: actions/setup-node@v3
       with:
@@ -118,12 +122,15 @@ jobs:
 
   manticore-server:
     runs-on: ubuntu-20.04
+    strategy:
+      matrix:
+        python: ['3.8', '3.10']
     steps:
       - uses: actions/checkout@v3
 
       - uses: actions/setup-python@v4
         with:
-          python-version: 3.7
+          python-version: ${{ matrix.python }}
 
       - name: 'Install tools'
         run: |
@@ -159,12 +166,15 @@ jobs:
     runs-on: ubuntu-20.04
     if: github.event_name == 'schedule'
     needs: tests
+    strategy:
+      matrix:
+        python: ['3.8', '3.10']
     steps:
     - uses: actions/checkout@v3
-    - name: Set up Python 3.7
+    - name: Set up Python
       uses: actions/setup-python@v4
       with:
-        python-version: 3.7
+        python-version: ${{ matrix.python }}
     - name: Build Dist
       run: |
         python3 -m pip install wheel
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index d112f2533..f38e3cd81 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -12,10 +12,10 @@ jobs:
         type: ["ethereum_truffle", "ethereum_bench", "examples", "ethereum", "ethereum_vm", "native", "wasm", "wasm_sym", "other"]
     steps:
     - uses: actions/checkout@v3
-    - name: Set up Python 3.7
+    - name: Set up Python 3.8
       uses: actions/setup-python@v4
       with:
-        python-version: 3.7
+        python-version: 3.8
     - name: Install NPM
       uses: actions/setup-node@v3
       with:
@@ -64,10 +64,10 @@ jobs:
     needs: tests
     steps:
     - uses: actions/checkout@v3
-    - name: Set up Python 3.7
+    - name: Set up Python 3.8
       uses: actions/setup-python@v4
       with:
-        python-version: 3.7
+        python-version: 3.8
     - name: Build Dist
       run: |
         python3 -m pip install wheel
diff --git a/manticore/wasm/structure.py b/manticore/wasm/structure.py
index c0a882b88..675a8b0f1 100644
--- a/manticore/wasm/structure.py
+++ b/manticore/wasm/structure.py
@@ -49,8 +49,8 @@
 from ..utils.event import Eventful
 from ..utils import config
 
-from wasm import decode_module, Section
-from wasm.wasmtypes import (
+from wasm_tob import decode_module, Section
+from wasm_tob.wasmtypes import (
     SEC_TYPE,
     SEC_IMPORT,
     SEC_FUNCTION,
diff --git a/manticore/wasm/types.py b/manticore/wasm/types.py
index d916c1700..ec4368628 100644
--- a/manticore/wasm/types.py
+++ b/manticore/wasm/types.py
@@ -2,7 +2,7 @@
 from dataclasses import dataclass
 from ..core.smtlib import issymbolic, BitVec
 from ctypes import *
-import wasm
+import wasm_tob as wasm
 import struct
 from ..core.state import Concretize
 
diff --git a/setup.py b/setup.py
index 01812e6f6..e00b3f64c 100644
--- a/setup.py
+++ b/setup.py
@@ -65,7 +65,7 @@ def rtd_dependent_deps():
     author="Trail of Bits",
     version=version,
     packages=find_packages(exclude=["tests", "tests.*"]),
-    python_requires=">=3.7",
+    python_requires="<3.11,>=3.7",
     install_requires=[
         "pyyaml",
         "protobuf~=3.20",
@@ -75,8 +75,8 @@ def rtd_dependent_deps():
         "ply",
         "rlp",
         "intervaltree",
-        "crytic-compile>=0.2.2",
-        "wasm",
+        "crytic-compile<0.3,>=0.2.2",
+        "wasm-tob~=1.0",
         "dataclasses; python_version < '3.7'",
         "pyevmasm>=0.2.3",
     ]
diff --git a/tests/other/test_smtlibv2.py b/tests/other/test_smtlibv2.py
index 92048ec2a..fd1a9148b 100644
--- a/tests/other/test_smtlibv2.py
+++ b/tests/other/test_smtlibv2.py
@@ -127,10 +127,10 @@ def check(ty: Type, pickle_size=None, sizeof=None, **kwargs):
                 not hasattr(x, "__dict__"),
             )
             """
-            self.assertEqual(len(pickle_dumps(x)), pickle_size)
             if sys.version_info[1] == 6:  # Python 3.6
                 self.assertEqual(sys.getsizeof(x), sizeof)
             elif sys.version_info[1] == 7:  # Python 3.7
+                self.assertEqual(len(pickle_dumps(x)), pickle_size)
                 self.assertEqual(sys.getsizeof(x), sizeof + 8)
             elif sys.version_info[1] >= 8:  # Python 3.8+
                 self.assertEqual(sys.getsizeof(x), sizeof - 8)