--- a/headers/cuneiform.h
+++ b/headers/cuneiform.h
@@ -170,7 +170,7 @@
 Bool PUMA_GetExportData(uint32_t dwType, void * pData);
 Bool PUMA_SetImportData(uint32_t dwType, void * pData);
 
-Bool PUMA_XOpen(void * DIB_image, const char *identifier);
+Bool PUMA_XOpen(const void * DIB_image, const char *identifier);
 Bool PUMA_XClose(void);
 Bool PUMA_XFinalRecognition(void);
 Bool PUMA_XSave(const char * lpOutFileName, int32_t lnFormat, int32_t lnCode );
--- a/cuneiform_src/Kern/hhh/__puma.c
+++ b/cuneiform_src/Kern/hhh/__puma.c
@@ -234,7 +234,7 @@
 return rc;
 }
 //////////////////////////////////////////////////////////////////
-Bool32 LPUMA_XOpen(void * pDIB,const char * lpFileName)
+Bool32 LPUMA_XOpen(const void * pDIB,const char * lpFileName)
 {
         Bool32 rc = FALSE;
         if(s_hLib && XOpen)
--- a/cuneiform_src/Kern/puma/main/puma.cpp
+++ b/cuneiform_src/Kern/puma/main/puma.cpp
@@ -399,7 +399,7 @@
     return rc;
 }
 /////////////////////////////////////////////////
-PUMA_FUNC(Bool) PUMA_XOpen(void * pDIB, const char *filename)
+PUMA_FUNC(Bool) PUMA_XOpen(const void * pDIB, const char *filename)
 {
     Bool rc = TRUE;
     PreOpenInitialize(filename);
@@ -414,7 +414,7 @@
     // Запишем изображение
     //
     if(rc) {
-        if(!CIMAGE_WriteDIB((puchar)PUMA_IMAGE_USER,pDIB,1))
+        if(!CIMAGE_WriteDIB((puchar)PUMA_IMAGE_USER,(Handle)pDIB,1))
         {
             SetReturnCode_puma(CIMAGE_GetReturnCode());
             rc = FALSE;
--- a/cuneiform_src/cli/cuneiform-cli.cpp
+++ b/cuneiform_src/cli/cuneiform-cli.cpp
@@ -150,7 +150,7 @@
  * Read file and return it as a BMP DIB entity. On failure write an error
  * and return NULL. Caller delete[]'s the returned result.
  */
-static char* read_file(const char *fname);
+static const char* read_file(const char *fname);
 
 #ifdef USE_MAGICK
 #include <Magick++.h>
@@ -165,7 +165,7 @@
     }
 }
 
-static char* read_file(const char *fname) {
+static const char* read_file(const char *fname) {
     Blob blob;
     size_t data_size;
     char *dib;
@@ -187,7 +187,7 @@
 
 #else // No ImageMagick++
 
-static char* read_file(const char *fname) {
+static const char* read_file(const char *fname) {
     char bmpheader[2];
     char *dib;
     FILE *f;
@@ -232,7 +232,7 @@
 #endif // USE_MAGICK
 
 int main(int argc, char **argv) {
-    char *dib;
+    const char *dib;
     const char *infilename = NULL;
     int langcode = LANG_ENGLISH;
     // By default recognize plain english text
--- a/cuneiform_src/Kern/hhh/puma.h
+++ b/cuneiform_src/Kern/hhh/puma.h
@@ -246,7 +246,7 @@
 DEC_FUN(Bool, PUMA_SetImportData,(uint32_t dwType, void * pData))
 ;
 
-DEC_FUN(Bool, PUMA_XOpen, (void * pDIB, const char* filename))
+DEC_FUN(Bool, PUMA_XOpen, (const void * pDIB, const char* filename))
 ;
 DEC_FUN(Bool, PUMA_XClose, (void))
 ;