diff --git a/pvtoolsSrc/eget.cpp b/pvtoolsSrc/eget.cpp
index 85bd8c4..b43fdc5 100644
--- a/pvtoolsSrc/eget.cpp
+++ b/pvtoolsSrc/eget.cpp
@@ -45,7 +45,7 @@ bool transpose = false;
 
 bool dumpStructure = false;
 
-#ifdef _WIN32
+#if defined(_WIN32) && !defined(_MINGW)
 FILE *popen(const char *command, const char *mode) {
     return _popen(command, mode);
 }
diff --git a/pvtoolsSrc/pvlist.cpp b/pvtoolsSrc/pvlist.cpp
index 89064db..88258b9 100644
--- a/pvtoolsSrc/pvlist.cpp
+++ b/pvtoolsSrc/pvlist.cpp
@@ -25,7 +25,7 @@
 #include <pv/remote.h>
 #include <pv/rpcClient.h>
 
-#ifdef _WIN32
+#if defined(_WIN32) && !defined(_MINGW)
 FILE *popen(const char *command, const char *mode) {
     return _popen(command, mode);
 }