diff --git a/src/installService.py b/src/installService.py
index a76ca0b25cd8b005546778e760504cd7c2169942..362c436af76f06d7519cf2881c6930a8ba1b8e5f 100644
--- a/src/installService.py
+++ b/src/installService.py
@@ -242,7 +242,7 @@ class InstallService:
 set     prefix  {install_path}
 set     version			    {sversion}
 
-setenv    {sname.upper()}_PATH {install_path}
+setenv    {sname.upper().replace('-','_')}_PATH {install_path}
 {bins_str}
 {libs_str}
 {incs_str}
@@ -441,4 +441,4 @@ chmod +x {depend_file}
                 content = content.replace(search_old_path.group(1), self.ROOT)
                 self.tool.write_file(file, content)
         print("update successfully.")
-        
\ No newline at end of file
+