diff --git a/src/base/ftobjs.c b/src/base/ftobjs.c
index 47f583e25..653a391d7 100644
--- a/src/base/ftobjs.c
+++ b/src/base/ftobjs.c
@@ -1937,7 +1937,7 @@
       {
         FT_TRACE3(( "    Write POST fragment #%d header (4-byte) to buffer"
                     " %p + 0x%08lx\n",
-                    i, pfb_data, pfb_lenpos ));
+                    i, ( void* )pfb_data, pfb_lenpos ));
 
         if ( pfb_lenpos + 3 > pfb_len + 2 )
           goto Exit2;
@@ -1952,7 +1952,7 @@
 
         FT_TRACE3(( "    Write POST fragment #%d header (6-byte) to buffer"
                     " %p + 0x%08lx\n",
-                    i, pfb_data, pfb_pos ));
+                    i, ( void* )pfb_data, pfb_pos ));
 
         if ( pfb_pos + 6 > pfb_len + 2 )
           goto Exit2;
@@ -1975,7 +1975,7 @@
 
       FT_TRACE3(( "    Load POST fragment #%d (%ld byte) to buffer"
                   " %p + 0x%08lx\n",
-                  i, rlen, pfb_data, pfb_pos ));
+                  i, rlen, ( void* )pfb_data, pfb_pos ));
 
       error = FT_Stream_Read( stream, (FT_Byte *)pfb_data + pfb_pos, rlen );
       if ( error )
diff --git a/src/base/ftsystem.c b/src/base/ftsystem.c
index 3013cbda9..b84634d06 100644
--- a/src/base/ftsystem.c
+++ b/src/base/ftsystem.c
@@ -275,7 +275,7 @@
     stream->close = ft_ansi_stream_close;
 
     FT_TRACE1(( "FT_Stream_Open:" ));
-    FT_TRACE1(( " opened `%s' (%d bytes) successfully\n",
+    FT_TRACE1(( " opened `%s' (%ld bytes) successfully\n",
                 filepathname, stream->size ));
 
     return FT_Err_Ok;
diff --git a/src/bdf/bdflib.c b/src/bdf/bdflib.c
index a4ddb9a1d..75ebe3f06 100644
--- a/src/bdf/bdflib.c
+++ b/src/bdf/bdflib.c
@@ -185,11 +185,11 @@
                  "Added `FONT_ASCENT %hd'.\n"
 #define ACMSG2   "FONT_DESCENT property missing.  " \
                  "Added `FONT_DESCENT %hd'.\n"
-#define ACMSG3   "Font width != actual width.  Old: %hd New: %hd.\n"
+#define ACMSG3   "Font width != actual width.  Old: %d New: %d.\n"
 #define ACMSG4   "Font left bearing != actual left bearing.  " \
                  "Old: %hd New: %hd.\n"
 #define ACMSG5   "Font ascent != actual ascent.  Old: %hd New: %hd.\n"
-#define ACMSG6   "Font descent != actual descent.  Old: %hd New: %hd.\n"
+#define ACMSG6   "Font descent != actual descent.  Old: %d New: %d.\n"
 #define ACMSG7   "Font height != actual height. Old: %hd New: %hd.\n"
 #define ACMSG8   "Glyph scalable width (SWIDTH) adjustments made.\n"
 #define ACMSG9   "SWIDTH field missing at line %ld.  Set automatically.\n"
diff --git a/src/psaux/cffdecode.c b/src/psaux/cffdecode.c
index 3d2da1e03..3f60abce1 100644
--- a/src/psaux/cffdecode.c
+++ b/src/psaux/cffdecode.c
@@ -2153,7 +2153,7 @@
                                       decoder->locals_bias );
 
 
-            FT_TRACE4(( " callsubr (idx %d, entering level %d)\n",
+            FT_TRACE4(( " callsubr (idx %d, entering level %ld)\n",
                         idx,
                         zone - decoder->zones + 1 ));
 
@@ -2197,7 +2197,7 @@
                                       decoder->globals_bias );
 
 
-            FT_TRACE4(( " callgsubr (idx %d, entering level %d)\n",
+            FT_TRACE4(( " callgsubr (idx %d, entering level %ld)\n",
                         idx,
                         zone - decoder->zones + 1 ));
 
@@ -2236,7 +2236,7 @@
           break;
 
         case cff_op_return:
-          FT_TRACE4(( " return (leaving level %d)\n",
+          FT_TRACE4(( " return (leaving level %ld)\n",
                       decoder->zone - decoder->zones ));
 
           if ( decoder->zone <= decoder->zones )
diff --git a/src/psaux/t1decode.c b/src/psaux/t1decode.c
index 2ed27ca19..f35f2440c 100644
--- a/src/psaux/t1decode.c
+++ b/src/psaux/t1decode.c
@@ -517,7 +517,7 @@
 #ifdef FT_DEBUG_LEVEL_TRACE
       if ( bol )
       {
-        FT_TRACE5(( " (%d)", decoder->top - decoder->stack ));
+        FT_TRACE5(( " (%ld)", decoder->top - decoder->stack ));
         bol = FALSE;
       }
 #endif
@@ -1162,7 +1162,7 @@
           if ( top - decoder->stack != num_args )
             FT_TRACE0(( "t1_decoder_parse_charstrings:"
                         " too much operands on the stack"
-                        " (seen %d, expected %d)\n",
+                        " (seen %ld, expected %d)\n",
                         top - decoder->stack, num_args ));
             break;
         }
@@ -1209,7 +1209,7 @@
             FT_TRACE4(( "BuildCharArray = [ " ));
 
             for ( i = 0; i < decoder->len_buildchar; i++ )
-              FT_TRACE4(( "%d ", decoder->buildchar[i] ));
+              FT_TRACE4(( "%ld ", decoder->buildchar[i] ));
 
             FT_TRACE4(( "]\n" ));
           }
diff --git a/src/truetype/ttinterp.c b/src/truetype/ttinterp.c
index 2c6fc0588..66eb80282 100644
--- a/src/truetype/ttinterp.c
+++ b/src/truetype/ttinterp.c
@@ -3781,7 +3781,7 @@
 
             if ( opcode_pointer[i] == opcode_size[i] )
             {
-              FT_TRACE6(( "sph: Function %d, opcode ptrn: %d, %s %s\n",
+              FT_TRACE6(( "sph: Function %d, opcode ptrn: %ld, %s %s\n",
                           i, n,
                           exc->face->root.family_name,
                           exc->face->root.style_name ));