diff --git a/pdf2htmlEX/3rdparty/poppler/git/CairoFontEngine.cc b/pdf2htmlEX/3rdparty/poppler/git/CairoFontEngine.cc
index bcfa095..776b6de 100644
--- a/pdf2htmlEX/3rdparty/poppler/git/CairoFontEngine.cc
+++ b/pdf2htmlEX/3rdparty/poppler/git/CairoFontEngine.cc
@@ -36,9 +36,8 @@
 //
 //========================================================================
 
-#include <config.h>
+#include <poppler-config.h>
 
-#include "config.h"
 #include <string.h>
 #include "CairoFontEngine.h"
 #include "CairoOutputDev.h"
diff --git a/pdf2htmlEX/3rdparty/poppler/git/CairoOutputDev.cc b/pdf2htmlEX/3rdparty/poppler/git/CairoOutputDev.cc
index 28f3ae6..0f3c156 100644
--- a/pdf2htmlEX/3rdparty/poppler/git/CairoOutputDev.cc
+++ b/pdf2htmlEX/3rdparty/poppler/git/CairoOutputDev.cc
@@ -38,7 +38,7 @@
 //
 //========================================================================
 
-#include <config.h>
+#include <poppler-config.h>
 
 #include <cstdint>
 #include <string.h>
diff --git a/pdf2htmlEX/3rdparty/poppler/git/CairoRescaleBox.cc b/pdf2htmlEX/3rdparty/poppler/git/CairoRescaleBox.cc
index 04b0955..1c7ccd1 100644
--- a/pdf2htmlEX/3rdparty/poppler/git/CairoRescaleBox.cc
+++ b/pdf2htmlEX/3rdparty/poppler/git/CairoRescaleBox.cc
@@ -44,7 +44,7 @@
 
 /* This implements a box filter that supports non-integer box sizes */
 
-#include <config.h>
+#include <poppler-config.h>
 
 #include <cstdint>
 #include <stdint.h>