diff --git a/CMakeLists.txt b/CMakeLists.txt
index 00d65df8d6..894af576c2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -855,6 +855,7 @@ if(CAPSTONE_BUILD_CSTEST)
     ExternalProject_Add(cmocka_ext
         PREFIX extern
         GIT_REPOSITORY "https://git.cryptomilk.org/projects/cmocka.git"
+        GIT_TAG "origin/stable-1.1"
         CONFIGURE_COMMAND cmake -DBUILD_SHARED_LIBS=OFF ../cmocka_ext/
         BUILD_COMMAND cmake --build . --config Release
         INSTALL_COMMAND ""