diff --git a/src/ex_docmd.c b/src/ex_docmd.c
index 7633d6b..a865f65 100644
--- a/src/ex_docmd.c
+++ b/src/ex_docmd.c
@@ -2369,7 +2369,7 @@
 	{
 	    ea.line1 = ea.line2;
 	    if (ea.line2 >= LONG_MAX - (n - 1))
-	        ea.line2 = LONG_MAX;  // avoid overflow
+		ea.line2 = LONG_MAX;  // avoid overflow
 	    else
 		ea.line2 += n - 1;
 	    ++ea.addr_count;