diff --git a/programs/develop/fasm/trunk/assemble.inc b/programs/develop/fasm/trunk/assemble.inc
index bd5a9def7d..d9943691a6 100644
--- a/programs/develop/fasm/trunk/assemble.inc
+++ b/programs/develop/fasm/trunk/assemble.inc
@@ -1641,6 +1641,8 @@ data_twords:
       complex_tword:
 	call	get_word_value
 	push	eax
+	cmp	byte [esi],':'
+	jne	invalid_operand
 	inc	esi
 	lods	byte [esi]
 	cmp	al,'('
diff --git a/programs/develop/fasm/trunk/version.inc b/programs/develop/fasm/trunk/version.inc
index 0f15cf4967..eb21ff2a32 100644
--- a/programs/develop/fasm/trunk/version.inc
+++ b/programs/develop/fasm/trunk/version.inc
@@ -33,7 +33,7 @@
 ; cannot simply be copied and put under another distribution licence
 ; (including the GNU Public Licence).
 
-VERSION_STRING equ "1.67.33"
+VERSION_STRING equ "1.67.34"
 
 VERSION_MAJOR = 1
 VERSION_MINOR = 67