diff --git a/toolkit/crashreporter/minidump-analyzer/moz.build b/toolkit/crashreporter/minidump-analyzer/moz.build
index 50852baee8a2..d52eaacf6704 100644
--- a/toolkit/crashreporter/minidump-analyzer/moz.build
+++ b/toolkit/crashreporter/minidump-analyzer/moz.build
@@ -25,8 +25,8 @@ if CONFIG['OS_TARGET'] != 'Android':
             ]
 
             OS_LIBS += [
-                'Dbghelp',
-                'Imagehlp'
+                'dbghelp',
+                'imagehlp'
             ]
 
     if CONFIG['OS_TARGET'] == 'WINNT' and CONFIG['CC_TYPE'] == 'gcc':