diff --git a/ext/SEMNLOptExt/SEMNLOptExt.jl b/ext/SEMNLOptExt/SEMNLOptExt.jl
index c79fc2b8..bf905e3a 100644
--- a/ext/SEMNLOptExt/SEMNLOptExt.jl
+++ b/ext/SEMNLOptExt/SEMNLOptExt.jl
@@ -1,7 +1,7 @@
 module SEMNLOptExt
 
 using StructuralEquationModels, NLopt
-using StructuralEquationModels: SemOptimizerNLopt, NLoptConstraint
+import StructuralEquationModels: SemOptimizerNLopt, NLoptConstraint
 
 SEM = StructuralEquationModels
 
diff --git a/ext/SEMProximalOptExt/SEMProximalOptExt.jl b/ext/SEMProximalOptExt/SEMProximalOptExt.jl
index 192944fe..04be35cb 100644
--- a/ext/SEMProximalOptExt/SEMProximalOptExt.jl
+++ b/ext/SEMProximalOptExt/SEMProximalOptExt.jl
@@ -1,8 +1,9 @@
 module SEMProximalOptExt
 
 using StructuralEquationModels
+using StructuralEquationModels: print_type_name, print_field_types
 using ProximalAlgorithms
-using StructuralEquationModels: SemOptimizerProximal, print_type_name, print_field_types
+import StructuralEquationModels: SemOptimizerProximal
 
 SEM = StructuralEquationModels