diff --git a/main.sh b/main.sh
index 8e9373d..a8ae01f 100755
--- a/main.sh
+++ b/main.sh
@@ -2,29 +2,28 @@
 
 echo "Entered main"
 
-printenv
+set -eu
 
 BUILDER_IMAGE=$(printenv INPUT_BUILDER-IMAGE)
 
 SRC_REPOSITORY=$(printenv INPUT_SRC-REPOSITORY)
 SRC_REF=$(printenv INPUT_SRC-REF)
-SRC_ACTOR=$(printenv INPUT_SRC-REF:-actions)
+SRC_ACTOR=$($(printenv INPUT_SRC-REF):-actions)
 SRC_TOKEN=$(printenv INPUT_SRC-TOKEN)
 
 DST_REPOSITORY=$(printenv INPUT_DST-REPOSITORY)
 DST_REF=$(printenv INPUT_DST-REF)
-DST_ACTOR=$(printenv INPUT_DST-REF:-actions)
+DST_ACTOR=$($(printenv INPUT_DST-REF):-actions)
 DST_EMAIL=$(printenv INPUT_DST-EMAIL)
 DST_NAME=$(printenv INPUT_DST-NAME)
 DST_TOKEN=$(printenv INPUT_DST-TOKEN)
 
-OPT_RELEASE=$(printenv INPUT_OPT-RELEASE:-false)
-OPT_BUILD_STD=$(printenv INPUT_OPT-BUILD-STD:-false)
-OPT_UPX=$(printenv INPUT_OPT-UPX:-false)
+OPT_RELEASE=$($(printenv INPUT_OPT-RELEASE):-false)
+OPT_BUILD_STD=$($(printenv INPUT_OPT-BUILD-STD):-false)
+OPT_UPX=$($(printenv INPUT_OPT-UPX):-false)
 
-GIT_FPUSH=$(printenv INPUT_GIT-FPUSH:-false)
+GIT_FPUSH=$($(printenv INPUT_GIT-FPUSH):-false)
 
-set -eu
 
 echo "Got inputs"