diff --git a/modules/src/alloc/alloc.3 b/modules/src/alloc/alloc.3
index 31d0cd9f5..a21b8dfe5 100644
--- a/modules/src/alloc/alloc.3
+++ b/modules/src/alloc/alloc.3
@@ -1,4 +1,4 @@
-.TH ALLOC 3ACK "March 25, 1986"
+.TH ALLOC 3 "March 25, 1986"
 .ad
 .SH NAME
 Malloc, Salloc, Realloc, Srealloc, st_alloc, st_free\ \-\ low level memory allocation routines