diff --git a/.github/workflows/ios.yml b/.github/workflows/ios.yml
index 0ba773087..e93bb95ce 100644
--- a/.github/workflows/ios.yml
+++ b/.github/workflows/ios.yml
@@ -23,4 +23,4 @@ jobs:
     - name: normal build
       run: |
         cmake -B build -DCMAKE_SYSTEM_NAME=iOS -DCMAKE_OSX_DEPLOYMENT_TARGET=12.0 -DCMAKE_DISABLE_FIND_PACKAGE_OpenSSL=ON -DUSE_OPENSSL=OFF -DCMAKE_C_FLAGS="-Werror"
-        cmake --build build -j retest
+        cmake --build build -j -t retest
diff --git a/.github/workflows/run-on-arch.yml b/.github/workflows/run-on-arch.yml
index 249ffc1b4..336ef5654 100644
--- a/.github/workflows/run-on-arch.yml
+++ b/.github/workflows/run-on-arch.yml
@@ -37,11 +37,11 @@ jobs:
             case "${{ matrix.distro }}" in
               ubuntu*|jessie|stretch|buster|bullseye)
                 apt-get update -q -y
-                apt-get install -q -y cmake gcc g++ libssl-dev ninja-build
+                apt-get install -q -y cmake gcc g++ libssl-dev ninja-build valgrind
                 ;;
             esac
 
           run: |
             cmake -G Ninja -B build -DCMAKE_C_FLAGS="-Werror"
             cmake --build build -j --target retest
-            ./build/test/retest -r -v
+            valgrind --leak-check=full --show-reachable=yes --error-exitcode=42 ./build/test/retest -r -v