diff --git a/test/externalTests.sh b/test/externalTests.sh
index 2c4c6f76c..89e7515d4 100755
--- a/test/externalTests.sh
+++ b/test/externalTests.sh
@@ -37,16 +37,16 @@ verify_input "$@"
 
 printTask "Running external tests..."
 
-"{$REPO_ROOT}/test/externalTests/zeppelin.sh" "$@"
-"{$REPO_ROOT}/test/externalTests/gnosis.sh" "$@"
-"{$REPO_ROOT}/test/externalTests/colony.sh" "$@"
-"{$REPO_ROOT}/test/externalTests/ens.sh" "$@"
-"{$REPO_ROOT}/test/externalTests/trident.sh" "$@"
-"{$REPO_ROOT}/test/externalTests/euler.sh" "$@"
-"{$REPO_ROOT}/test/externalTests/yield-liquidator.sh" "$@"
-"{$REPO_ROOT}/test/externalTests/bleeps.sh" "$@"
-"{$REPO_ROOT}/test/externalTests/pool-together.sh" "$@"
-"{$REPO_ROOT}/test/externalTests/perpetual-pools.sh" "$@"
-"{$REPO_ROOT}/test/externalTests/uniswap.sh" "$@"
-"{$REPO_ROOT}/test/externalTests/prb-math.sh" "$@"
-"{$REPO_ROOT}/test/externalTests/elementfi.sh" "$@"
+"${REPO_ROOT}/test/externalTests/zeppelin.sh" "$@"
+"${REPO_ROOT}/test/externalTests/gnosis.sh" "$@"
+"${REPO_ROOT}/test/externalTests/colony.sh" "$@"
+"${REPO_ROOT}/test/externalTests/ens.sh" "$@"
+"${REPO_ROOT}/test/externalTests/trident.sh" "$@"
+"${REPO_ROOT}/test/externalTests/euler.sh" "$@"
+"${REPO_ROOT}/test/externalTests/yield-liquidator.sh" "$@"
+"${REPO_ROOT}/test/externalTests/bleeps.sh" "$@"
+"${REPO_ROOT}/test/externalTests/pool-together.sh" "$@"
+"${REPO_ROOT}/test/externalTests/perpetual-pools.sh" "$@"
+"${REPO_ROOT}/test/externalTests/uniswap.sh" "$@"
+"${REPO_ROOT}/test/externalTests/prb-math.sh" "$@"
+"${REPO_ROOT}/test/externalTests/elementfi.sh" "$@"