diff --git a/crystals/distangl.F b/crystals/distangl.F
index a26220945..7e684668d 100644
--- a/crystals/distangl.F
+++ b/crystals/distangl.F
@@ -7107,10 +7107,10 @@ SUBROUTINE XBCALC(INTERN)
             END IF
             NOTFND = NOTFND + 1
             WRITE(CATTYP,'(A4)')ISTORE(M5)
-            IF (( CATTYP(1:1).NE.'Q' ) .AND.
-     1          ( CATTYP(1:1).NE.'L' ) .AND.
-     1          ( CATTYP(1:1).NE.'M' ) .AND.
-     1          ( CATTYP(1:1).NE.'R' )) THEN
+            IF (( CATTYP(1:2).NE.'Q ' ) .AND.
+     1          ( CATTYP(1:2).NE.'L ' ) .AND.
+     1          ( CATTYP(1:2).NE.'M ' ) .AND.
+     1          ( CATTYP(1:2).NE.'R ' )) THEN
               WRITE(CMON,'(3A)')
      1 'FYI: Element not in L40 or L29: ',ISTORE(M5),ICOL
               CALL XPRVDU(NCVDU,1,0)
@@ -7164,9 +7164,9 @@ SUBROUTINE XBCALC(INTERN)
       DO I5 = 0,N5-1
          M5 = L5 + I5*MD5
          WRITE(CATTYP,'(A4)')ISTORE(M5)
-         IF (( CATTYP(1:1).EQ.'L' ) .OR.
-     1       ( CATTYP(1:1).EQ.'M' ) .OR.
-     2       ( CATTYP(1:1).EQ.'R' )) CYCLE
+         IF (( CATTYP(1:2).EQ.'L ' ) .OR.
+     1       ( CATTYP(1:2).EQ.'M ' ) .OR.
+     2       ( CATTYP(1:2).EQ.'R ' )) CYCLE
 
          NEXTLC = NFL
          NFOUND = MAKE41( M5, NEXTLC )