diff --git a/copilot-verifier/CHANGELOG b/copilot-verifier/CHANGELOG
index 83ee397..e5159ee 100644
--- a/copilot-verifier/CHANGELOG
+++ b/copilot-verifier/CHANGELOG
@@ -1,3 +1,6 @@
+2024-07-11
+        * Version bump (3.20). (#58)
+
 2024-03-08
         * Version bump (3.19). (#53)
         * Provide more detailed feedback upon a successful run of the verifier.
diff --git a/copilot-verifier/copilot-verifier.cabal b/copilot-verifier/copilot-verifier.cabal
index 73132bc..c141291 100644
--- a/copilot-verifier/copilot-verifier.cabal
+++ b/copilot-verifier/copilot-verifier.cabal
@@ -1,6 +1,6 @@
 Cabal-version: 2.2
 Name:          copilot-verifier
-Version:       3.19
+Version:       3.20
 Author:        Galois Inc.
 Maintainer:    rscott@galois.com
 Copyright:     (c) Galois, Inc 2021-2024
@@ -45,9 +45,9 @@ common bldflags
     bv-sized >= 1.0.0 && < 1.1,
     bytestring,
     containers >= 0.5.9.0,
-    copilot-c99 >= 3.19 && < 3.20,
-    copilot-core >= 3.19 && < 3.20,
-    copilot-theorem >= 3.19 && < 3.20,
+    copilot-c99 >= 3.20 && < 3.21,
+    copilot-core >= 3.20 && < 3.21,
+    copilot-theorem >= 3.20 && < 3.21,
     crucible >= 0.7 && < 0.8,
     crucible-llvm >= 0.6 && < 0.7,
     crux >= 0.7 && < 0.8,
@@ -78,9 +78,9 @@ library copilot-verifier-examples
   hs-source-dirs: examples
   build-depends:
     case-insensitive,
-    copilot >= 3.19 && < 3.20,
-    copilot-language >= 3.19 && < 3.20,
-    copilot-prettyprinter >= 3.19 && < 3.20,
+    copilot >= 3.20 && < 3.21,
+    copilot-language >= 3.20 && < 3.21,
+    copilot-prettyprinter >= 3.20 && < 3.21,
     copilot-verifier
   exposed-modules:
     Copilot.Verifier.Examples