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-rw-r--r--mklive.sh.in2
1 files changed, 1 insertions, 1 deletions
diff --git a/mklive.sh.in b/mklive.sh.in
index 38a9bd1..ed710f9 100644
--- a/mklive.sh.in
+++ b/mklive.sh.in
@@ -40,7 +40,7 @@ die() {
     error_out 1
 }
 print_step() {
-    ((CURRENT_STEP=CURRENT_STEP+1))
+    CURRENT_STEP=$((CURRENT_STEP+1))
     info_msg "[${CURRENT_STEP}/${STEP_COUNT}] $@"
 }
 mount_pseudofs() {