diff --git a/loadrunable.cpp b/loadrunable.cpp
index db14c8c..c1a485b 100644
--- a/loadrunable.cpp
+++ b/loadrunable.cpp
@@ -323,7 +323,7 @@ bool loadXISF(const QString &path, ImageInfoData &info, RawImage **image)
         auto fitskeywords = xisf.ReadFITSKeywords();
         for(auto fits : fitskeywords)
         {
-            info.fitsHeader.append({fits.name.c_str(), fits.value.c_str(), fits.comment.c_str()});
+            info.fitsHeader.append({fits.name.c_str(), fits.value.IsNumeral() ? QVariant(fits.value.ToDouble()) : QVariant(fits.value.c_str()), fits.comment.c_str()});
         }
 
         if(floatType && bps == 32)
@@ -498,7 +498,7 @@ bool readXISFHeader(const QString &path, ImageInfoData &info)
         auto fitskeywords = xisf.ReadFITSKeywords();
         for(auto fits : fitskeywords)
         {
-            info.fitsHeader.append({fits.name.c_str(), fits.value.c_str(), fits.comment.c_str()});
+            info.fitsHeader.append({fits.name.c_str(), fits.value.IsNumeral() ? QVariant(fits.value.ToDouble()) : QVariant(fits.value.c_str()), fits.comment.c_str()});
         }
     }
     catch (pcl::Error err)
diff --git a/main.cpp b/main.cpp
index 802e632..31ea53d 100644
--- a/main.cpp
+++ b/main.cpp
@@ -2,9 +2,14 @@
 #include <QApplication>
 #include <QSurfaceFormat>
 #include <QTranslator>
+#include <stdlib.h>
 
 int main(int argc, char *argv[])
 {
+#ifdef __linux__
+    setenv("LC_NUMERIC", "C", 1);
+#endif
+
     QSurfaceFormat format;
     format.setMajorVersion(3);
     format.setMinorVersion(3);