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-rw-r--r--compiler/hsSyn/HsInstances.hs4
1 files changed, 4 insertions, 0 deletions
diff --git a/compiler/hsSyn/HsInstances.hs b/compiler/hsSyn/HsInstances.hs
index 9a9f21d046..39507362cf 100644
--- a/compiler/hsSyn/HsInstances.hs
+++ b/compiler/hsSyn/HsInstances.hs
@@ -382,6 +382,10 @@ deriving instance Data (HsType GhcPs)
deriving instance Data (HsType GhcRn)
deriving instance Data (HsType GhcTc)
+deriving instance Data (LHsTypeArg GhcPs)
+deriving instance Data (LHsTypeArg GhcRn)
+deriving instance Data (LHsTypeArg GhcTc)
+
-- deriving instance (DataIdLR p p) => Data (ConDeclField p)
deriving instance Data (ConDeclField GhcPs)
deriving instance Data (ConDeclField GhcRn)