diff --git a/Project.toml b/Project.toml
index ef2d2a29..517aeb9f 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,6 +1,6 @@
 name = "GLM"
 uuid = "38e38edf-8417-5370-95a0-9cbb8c7f171a"
-version = "1.5.0"
+version = "1.5.1"
 
 [deps]
 Distributions = "31c24e10-a181-5473-b8eb-7969acd0382f"
@@ -24,7 +24,7 @@ Reexport = "0.1, 0.2, 1.0"
 SpecialFunctions = "0.6, 0.7, 0.8, 0.9, 0.10, 1"
 StatsBase = "0.33.5"
 StatsFuns = "0.6, 0.7, 0.8, 0.9"
-StatsModels = "0.6.22"
+StatsModels = "0.6.23"
 julia = "1"
 
 [extras]
diff --git a/src/linpred.jl b/src/linpred.jl
index c498c7cf..7adecf94 100644
--- a/src/linpred.jl
+++ b/src/linpred.jl
@@ -233,7 +233,7 @@ response(obj::LinPredModel) = obj.rr.y
 
 fitted(m::LinPredModel) = m.rr.mu
 predict(mm::LinPredModel) = fitted(mm)
-formula(obj::LinPredModel) = modelframe(obj).formula
+StatsModels.formula(obj::LinPredModel) = modelframe(obj).formula
 residuals(obj::LinPredModel) = residuals(obj.rr)
 
 """