diff --git a/mca.sh b/mca.sh
index 4cb06ba..9b04e93 100755
--- a/mca.sh
+++ b/mca.sh
@@ -117,6 +117,10 @@ if [ -e "$MCA_RC_FILE" ]; then
     set -a
     . -- "$MCA_RC_FILE"
     set +a
+
+    MCA_RC_FILE_READ=1
+else
+    MCA_RC_FILE_READ=0
 fi
 
 if [ -z "$PLATFORM" ]; then
@@ -207,11 +211,11 @@ fi
 
 MCA_CMD="$(which java) -server $JVM_FLAGS -jar $MCA_JAR"
 
-if [ "$SKIP_CONFIGURE" -eq 0 ]; then
-    ENV_LIST="$(cut -d= -f1 < ./.mcarc | sed 's/^/$/g'))"
+if [ "$SKIP_CONFIGURE" -eq 0 ] && [ "$MCA_RC_FILE_READ" -eq 1 ]; then
+    ENV_LIST="$(cut -d= -f1 < "$MCA_RC_FILE" | sed 's/^/$/g'))"
     FILE_LIST="$(find . -name '*.in' -type f)"
 
-    echo "$FILE_LIST" | while read -r line; do
+    [ -z "$FILE_LIST" ] || echo "$FILE_LIST" | while read -r line; do
         envsubst "$ENV_LIST" < "$line" > "${line%*.in}"
     done
 fi