diff --git a/pyproject.toml b/pyproject.toml
index 2e02d1bb..3bd16205 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -148,7 +148,7 @@ before-all = '''
  boost-devel \
  boost-python boost-filesystem \
  boost-regex  boost-wave \
- python36-devel libxml2-devel \
+ python3-devel libxml2-devel \
  qwt-devel
 '''
 build-verbosity=2