diff --git a/framework/lib/test_generation/bin/randoop.sh b/framework/lib/test_generation/bin/randoop.sh
index e5562199b..9d7b08663 100755
--- a/framework/lib/test_generation/bin/randoop.sh
+++ b/framework/lib/test_generation/bin/randoop.sh
@@ -65,8 +65,7 @@ ERR_BASE_NAME=ErrorTest
 #shellcheck disable=SC2153 # D4J_DIR_TESTGEN_LIB is not a typo of D4J_DIR_TESTGEN_BIN
 version=$(java -cp "$D4J_DIR_TESTGEN_LIB/randoop-current.jar" randoop.main.Main | head -1)
 printf "\n(%s)" "$version" >&2
-# shellcheck disable=SC1083
-printf ".%.0s" {1..expr 73 - length "$version"} >&2
+printf ".%.0s" \{1..expr 73 - length "$version"\} >&2
 printf " " >&2
 
 # The most common package in file $D4J_FILE_TARGET_CLASSES.