diff --git a/tools/docker_start.sh b/tools/docker_start.sh
index a2e5d2c..67ad544 100755
--- a/tools/docker_start.sh
+++ b/tools/docker_start.sh
@@ -32,7 +32,7 @@ fi
 
 echo "Waiting for PostgreSQL to be ready..."
 for i in {1..30}; do
-    if docker exec "$CONTAINER" psql -U "$POSTGRES_USER" -c '\q' 2>/dev/null; then
+    if docker exec "$CONTAINER" psql -U "$POSTGRES_USER" -c '\q'; then
         echo "PostgreSQL is ready in container $CONTAINER"
         exit 0
     fi
diff --git a/tools/docker_test.sh b/tools/docker_test.sh
index 2d1531c..82690b6 100755
--- a/tools/docker_test.sh
+++ b/tools/docker_test.sh
@@ -22,7 +22,7 @@ if ! docker ps --format '{{.Names}}' | grep -q "^${CONTAINER}$"; then
     exit 1
 fi
 
-if ! docker exec "$CONTAINER" psql -U postgres -c '\q' 2>/dev/null; then
+if ! docker exec "$CONTAINER" psql -U postgres -c '\q'; then
     echo "Error: PostgreSQL not accessible in container: $CONTAINER" >&2
     exit 1
 fi
diff --git a/tools/test.sh b/tools/test.sh
index fc6a0c5..723e5f6 100755
--- a/tools/test.sh
+++ b/tools/test.sh
@@ -23,7 +23,7 @@ if [ ! -d "$TEST_DIR" ]; then
     exit 1
 fi
 
-if ! psql -d "$DB" -c '\q' 2>/dev/null; then
+if ! psql -d "$DB" -c '\q'; then
     echo "Error: cannot connect to database: $DB" >&2
     echo "Ensure the database exists and is accessible" >&2
     exit 1
diff --git a/tools/uninstall.sh b/tools/uninstall.sh
index 422aa49..e1b563f 100755
--- a/tools/uninstall.sh
+++ b/tools/uninstall.sh
@@ -34,7 +34,7 @@ if [ -f "$CONTROL_FILE" ]; then
 fi
 
 # Remove all SQL files (versioned and upgrade scripts)
-SQL_FILES_COUNT=$(find "$EXTDIR" -name "${PROJECT_FILENAME}--*.sql" -type f 2>/dev/null | wc -l)
+SQL_FILES_COUNT=$(find "$EXTDIR" -name "${PROJECT_FILENAME}--*.sql" -type f | wc -l)
 if [ "$SQL_FILES_COUNT" -gt 0 ]; then
     find "$EXTDIR" -name "${PROJECT_FILENAME}--*.sql" -type f -exec rm -f {} \;
     echo "Removed: ${SQL_FILES_COUNT} SQL file(s)"