diff --git a/moo/lib/fmtoutv.h b/moo/lib/fmtoutv.h
index 52111d4..b676dee 100644
--- a/moo/lib/fmtoutv.h
+++ b/moo/lib/fmtoutv.h
@@ -465,7 +465,14 @@ static int fmtoutv (moo_t* moo, const fmtchar_t* fmt, moo_fmtout_data_t* data, v
 
 		#if defined(MOO_OOCH_IS_UCH)
 			/* get the length */
-			for (bslen = 0; bsp[bslen]; bslen++);
+			if (flagc & FLAGC_DOT)
+			{
+				for (bslen = 0; bslen < precision && bsp[bslen]; bslen++);
+			}
+			else
+			{
+				for (bslen = 0; bsp[bslen]; bslen++);
+			}
 
 			if (moo_conv_bchars_to_uchars_with_cmgr(bsp, &bslen, MOO_NULL, &slen, moo->cmgr, 0) <= -1) goto oops;
 
@@ -534,7 +541,14 @@ static int fmtoutv (moo_t* moo, const fmtchar_t* fmt, moo_fmtout_data_t* data, v
 
 		#if defined(MOO_OOCH_IS_BCH)
 			/* get the length */
-			for (uslen = 0; usp[uslen]; uslen++);
+			if (flagc & FLAGC_DOT)
+			{
+				for (uslen = 0; uslen < precision && usp[uslen]; uslen++);
+			}
+			else
+			{
+				for (uslen = 0; usp[uslen]; uslen++);
+			}
 
 			if (moo_conv_uchars_to_bchars_with_cmgr(usp, &uslen, MOO_NULL, &slen, moo->cmgr) <= -1) goto oops;
 
diff --git a/moo/lib/utl.c b/moo/lib/utl.c
index 568574d..5e7c65f 100644
--- a/moo/lib/utl.c
+++ b/moo/lib/utl.c
@@ -429,7 +429,7 @@ MOO_INLINE int moo_conv_bchars_to_uchars_with_cmgr (
 				break;
 			}
 
-			n = cmgr->bctouc (p, mlen, q);
+			n = cmgr->bctouc(p, mlen, q);
 			if (n == 0)
 			{
 				/* invalid sequence */
@@ -485,7 +485,7 @@ MOO_INLINE int moo_conv_bchars_to_uchars_with_cmgr (
 		{
 			moo_oow_t n;
 
-			n = cmgr->bctouc (p, mlen, &w);
+			n = cmgr->bctouc(p, mlen, &w);
 			if (n == 0)
 			{
 				/* invalid sequence */