diff --git a/build/buildbot/suppressed_warnings.txt b/build/buildbot/suppressed_warnings.txt
new file mode 100644
index 0000000000..b28e751194
--- /dev/null
+++ b/build/buildbot/suppressed_warnings.txt
@@ -0,0 +1,21 @@
+# This is a 'suppressionFile' for buildbot
+# We use isn.*t because UTF-8 ' might be interpreted as ASCII...
+
+# Ignore warning from gtk-doc during make
+:    .*warning: Value descriptions for .* are missing in source code comment block.*
+:    .*warning: Property .* has no documentation.*
+:    .*html:.*: warning: no link for: .*
+:    .*warning: Field descriptions for .* are missing in source code comment block.*
+:    .*warning: Section .* is not defined in the .* file.*
+:    .*warning: .* unused declarations.*They should be added to .* in the appropriate place.*
+
+# This will die in GIMP 3.0, don't bother fixing...
+:    ^gimp-composite-.* warning: function declaration isn.*t a prototype.*
+:    .*gimpcpuaccel.c:182: warning: dereferencing type-punned pointer will break strict-aliasing rules.*
+
+# Well-known harmless warnings
+:    .*gtkitemfactory.h:47: warning: function declaration isn.*t a prototype.*
+:    .*app/core/gimpimagemap.c:.*: warning: implicit declaration of function .*gegl_node_get_pad.*
+
+# who cares
+:    .*gimp.desktop: warning: value .* contains .* more than once.*