diff --git a/dehydrate/test/build_dehydrate_test.sh b/dehydrate/test/build_dehydrate_test.sh
index 722a7f4..cc13215 100755
--- a/dehydrate/test/build_dehydrate_test.sh
+++ b/dehydrate/test/build_dehydrate_test.sh
@@ -16,47 +16,48 @@ rm -f dehydrate_test
 
 # Build the test program using Docker
 # The Docker container supports both amd64 and arm64 architectures
-echo "PROJECT_DIR: $PROJECT_DIR"
-echo "SCRIPT_DIR: $SCRIPT_DIR"
-echo "Current directory: $(pwd)"
-echo "Files in current directory:"
-ls -la
+echo "Building dehydrate test executable..."
 
-docker run --rm \
-    -v "$SCRIPT_DIR":/workdir \
-    -w /workdir \
+# Use docker cp approach since volume mounting may not work in CI
+CONTAINER_NAME="dehydrate-test-build-$$"
+
+# Start container in detached mode
+docker run -d --name "$CONTAINER_NAME" \
     gitea.jde.nz/public/dropshell-build-base:latest \
-    bash -c "
-        echo 'Docker working directory:' && pwd
-        echo 'Docker available files:' && ls -la
-        
-        # Verify we can find the source file
-        if [ ! -f dehydrate_test.cpp ]; then
-            echo 'ERROR: dehydrate_test.cpp not found in current directory'
-            echo 'Available files:' && ls -la
-            exit 1
-        fi
-        
-        # Clean any existing binary and compile
-        rm -f dehydrate_test
-        if ! g++ -std=c++23 -static dehydrate_test.cpp -o dehydrate_test; then
-            echo 'ERROR: Compilation failed'
-            exit 1
-        fi
-        
-        # Verify binary was created and is executable
-        if [ ! -f dehydrate_test ]; then
-            echo 'ERROR: Binary was not created'
-            exit 1
-        fi
-        
-        # Quick architecture check - just verify the binary format
-        if ! file dehydrate_test | grep -q 'executable'; then
-            echo 'ERROR: Generated file is not an executable'
-            file dehydrate_test
-            exit 1
-        fi
-    "
+    sleep 60
+
+# Copy source file into container
+docker cp dehydrate_test.cpp "$CONTAINER_NAME":/dehydrate_test.cpp
+
+# Compile in container
+docker exec "$CONTAINER_NAME" bash -c "
+    echo 'Compiling dehydrate test...'
+    if ! g++ -std=c++23 -static /dehydrate_test.cpp -o /dehydrate_test; then
+        echo 'ERROR: Compilation failed'
+        exit 1
+    fi
+    
+    # Verify binary was created
+    if [ ! -f /dehydrate_test ]; then
+        echo 'ERROR: Binary was not created'
+        exit 1
+    fi
+    
+    # Quick architecture check
+    if ! file /dehydrate_test | grep -q 'executable'; then
+        echo 'ERROR: Generated file is not an executable'
+        file /dehydrate_test
+        exit 1
+    fi
+    
+    echo 'Compilation successful'
+"
+
+# Copy binary back to host
+docker cp "$CONTAINER_NAME":/dehydrate_test ./dehydrate_test
+
+# Clean up container
+docker rm -f "$CONTAINER_NAME"
 
 # Check if compilation succeeded
 if [ ! -f "./dehydrate_test" ]; then