diff --git a/poetry/utils/env.py b/poetry/utils/env.py
index b13ec91270c..16ab68a1090 100644
--- a/poetry/utils/env.py
+++ b/poetry/utils/env.py
@@ -102,7 +102,7 @@ def _version_nodot(version):
     "platform_version": platform.version(),
     "python_full_version": platform.python_version(),
     "platform_python_implementation": platform.python_implementation(),
-    "python_version": platform.python_version()[:3],
+    "python_version": "{0.major}.{0.minor}".format(sys.version_info),
     "sys_platform": sys.platform,
     "version_info": tuple(sys.version_info),
     # Extra information