diff --git a/test/serena-mcp-tests/test_serena.sh b/test/serena-mcp-tests/test_serena.sh
index 2b762e85..775bb642 100755
--- a/test/serena-mcp-tests/test_serena.sh
+++ b/test/serena-mcp-tests/test_serena.sh
@@ -32,12 +32,12 @@ log_info() {
 
 log_success() {
     echo -e "${GREEN}[✓]${NC} $1"
-    ((TESTS_PASSED++))
+    ((TESTS_PASSED++)) || true
 }
 
 log_error() {
     echo -e "${RED}[✗]${NC} $1"
-    ((TESTS_FAILED++))
+    ((TESTS_FAILED++)) || true
 }
 
 log_warning() {
@@ -53,7 +53,7 @@ log_section() {
 
 # Increment test counter
 count_test() {
-    ((TESTS_TOTAL++))
+    ((TESTS_TOTAL++)) || true
 }
 
 # Cleanup function