diff --git a/src/ex_docmd.c b/src/ex_docmd.c
index 0d52f58..681ab2c 100644
--- a/src/ex_docmd.c
+++ b/src/ex_docmd.c
@@ -2987,8 +2987,13 @@
 			    continue;
 			}
 
+	    case 'h':	if (checkforcmd_noparen(&eap->cmd, "horizontal", 3))
+			{
+			    cmod->cmod_split |= WSP_HOR;
+			    continue;
+			}
 			// ":hide" and ":hide | cmd" are not modifiers
-	    case 'h':	if (p != eap->cmd || !checkforcmd_noparen(&p, "hide", 3)
+			if (p != eap->cmd || !checkforcmd_noparen(&p, "hide", 3)
 					       || *p == NUL || ends_excmd(*p))
 			    break;
 			eap->cmd = p;