diff --git a/.github/configs b/.github/configs
index ebbfa5b49..0308ca6c1 100755
--- a/.github/configs
+++ b/.github/configs
@@ -78,7 +78,7 @@ case "$config" in
 	    CONFIGFLAGS="--without-openssl --without-zlib --without-shadow"
 	    TEST_TARGET="t-exec"
 	    ;;
-	clang-sanitize-undefined)
+	*-sanitize-undefined)
 	    CFLAGS="-fsanitize=undefined"
 	    LDFLAGS="-fsanitize=undefined"
 	    ;;
diff --git a/.github/workflows/c-cpp.yml b/.github/workflows/c-cpp.yml
index a190a9d0b..9f918b950 100644
--- a/.github/workflows/c-cpp.yml
+++ b/.github/workflows/c-cpp.yml
@@ -33,8 +33,9 @@ jobs:
           - { os: ubuntu-20.04, configs: clang-11 }
           - { os: ubuntu-20.04, configs: clang-12-Werror }
           - { os: ubuntu-20.04, configs: clang-sanitize-address }
-          - { os: ubuntu-20.04, configs: clang-sanitize-memory }
           - { os: ubuntu-20.04, configs: clang-sanitize-undefined }
+          - { os: ubuntu-20.04, configs: gcc-sanitize-address }
+          - { os: ubuntu-20.04, configs: gcc-sanitize-undefined }
           - { os: ubuntu-20.04, configs: gcc-7 }
           - { os: ubuntu-20.04, configs: gcc-8 }
           - { os: ubuntu-20.04, configs: gcc-10 }