--- inkscape-0.48.4/src/extension/implementation/script.cpp
+++ inkscape-0.48.4/src/extension/implementation/script.cpp
@@ -89,7 +89,7 @@
 #ifdef WIN32
         {"python", "python-interpreter", "pythonw" },
 #else
-        {"python", "python-interpreter", "python" },
+        {"python", "python-interpreter", "@EPYTHON@" },
 #endif
         {"ruby",   "ruby-interpreter",   "ruby"   },
         {"shell",  "shell-interpreter",  "sh"     },