diff --git a/CMakeLists.txt b/CMakeLists.txt
index 360e5f9..9f9b9f4 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -17,13 +17,23 @@ add_custom_target(dist
     WORKING_DIRECTORY ${CMAKE_SOURCE_DIR})
 
 find_package(PkgConfig)
-pkg_check_modules(POPPLER poppler>=0.23.0)
+
+
+pkg_check_modules(POPPLER poppler>=0.25.0)
 if(POPPLER_FOUND)
+    set(POPPLER_OLDER_THAN_0_25_0 0)
     set(POPPLER_OLDER_THAN_0_23_0 0)
 else()
-    set(POPPLER_OLDER_THAN_0_23_0 1)
-    pkg_check_modules(POPPLER REQUIRED poppler>=0.20.0)
+    set(POPPLER_OLDER_THAN_0_25_0 1)
+    pkg_check_modules(POPPLER poppler>=0.23.0)
+    if(POPPLER_FOUND)
+        set(POPPLER_OLDER_THAN_0_23_0 0)
+    else()
+        set(POPPLER_OLDER_THAN_0_23_0 1)
+        pkg_check_modules(POPPLER REQUIRED poppler>=0.20.0)
+    endif()
 endif()
+
 include_directories(${POPPLER_INCLUDE_DIRS})
 link_directories(${POPPLER_LIBRARY_DIRS})
 set(PDF2HTMLEX_LIBS ${PDF2HTMLEX_LIBS} ${POPPLER_LIBRARIES})
diff --git a/src/util/ffw.c b/src/util/ffw.c
index aab9c2d..200d714 100644
--- a/src/util/ffw.c
+++ b/src/util/ffw.c
@@ -202,7 +202,7 @@ static void ffw_do_reencode(Encoding * encoding, int force)
     SFReplaceEncodingBDFProps(cur_fv->sf, cur_fv->map);
 
     free(cur_fv->selected);
-    cur_fv->selected = gcalloc(cur_fv->map->enccount, sizeof(char));
+    cur_fv->selected = calloc(cur_fv->map->enccount, sizeof(char));
 }
 
 void ffw_reencode_glyph_order(void)
diff --git a/src/util/unicode.cc b/src/util/unicode.cc
index 212e674..fae2971 100644
--- a/src/util/unicode.cc
+++ b/src/util/unicode.cc
@@ -118,8 +118,11 @@ Unicode unicode_from_font (CharCode code, GfxFont * font)
         // may be untranslated ligature
         if(cname)
         {
+#if POPPLER_OLDER_THAN_0_25_0
             Unicode ou = globalParams->mapNameToUnicode(cname);
-
+#else
+            Unicode ou = globalParams->mapNameToUnicodeText(cname);
+#endif
             if(isLegalUnicode(ou))
                 return ou;
         }