diff --git a/make/swig.mk b/make/swig.mk
index e26f07c4..381cfc2e 100644
--- a/make/swig.mk
+++ b/make/swig.mk
@@ -1,4 +1,5 @@
 include $(MODDIR)/make/defs.mk
+include $(MODDIR)/make/py-defs.mk # for $(PYTHON)
 include $(MODDIR)/make/defs-cpp.mk
 include $(MODDIR)/make/dev-utils.mk
 
@@ -51,9 +52,9 @@ else ifeq ($(SWIG_TARGET),android)
 
 else ifeq ($(SWIG_TARGET),python)
 
-  PYTHON_VERSION            ?= $(basename $(lastword $(shell python2 --version 2>&1)))
-  PYTHON_MAJOR_VERSION      ?= $(basename $(PYTHON_VERSION))
-  PYTHON_MINOR_VERSION      ?= $(patsubst .%,%,$(suffix $(PYTHON_VERSION)))
+  PYTHON_FULL_VERSION       ?= $(basename $(lastword $(shell $(PYTHON) --version 2>&1)))
+  PYTHON_MAJOR_VERSION      ?= $(basename $(PYTHON_FULL_VERSION))
+  PYTHON_MINOR_VERSION      ?= $(patsubst .%,%,$(suffix $(PYTHON_FULL_VERSION)))
 
   SWIG_LANG                 ?= python
   SWIG_TARGET_EXT           ?= py