diff --git a/src/infeasibility.jl b/src/infeasibility.jl
index 2dab25d..dcb13ad 100644
--- a/src/infeasibility.jl
+++ b/src/infeasibility.jl
@@ -541,32 +541,23 @@ end
 
 # API
 
-function ModelAnalyzer._summarize(io::IO, ::Type{InfeasibleBounds{T}}) where {T}
+function ModelAnalyzer._summarize(io::IO, ::Type{<:InfeasibleBounds})
     return print(io, "# InfeasibleBounds")
 end
 
-function ModelAnalyzer._summarize(
-    io::IO,
-    ::Type{InfeasibleIntegrality{T}},
-) where {T}
+function ModelAnalyzer._summarize(io::IO, ::Type{<:InfeasibleIntegrality})
     return print(io, "# InfeasibleIntegrality")
 end
 
-function ModelAnalyzer._summarize(
-    io::IO,
-    ::Type{InfeasibleConstraintRange{T}},
-) where {T}
+function ModelAnalyzer._summarize(io::IO, ::Type{<:InfeasibleConstraintRange})
     return print(io, "# InfeasibleConstraintRange")
 end
 
-function ModelAnalyzer._summarize(io::IO, ::Type{IrreducibleInfeasibleSubset})
+function ModelAnalyzer._summarize(io::IO, ::Type{<:IrreducibleInfeasibleSubset})
     return print(io, "# IrreducibleInfeasibleSubset")
 end
 
-function ModelAnalyzer._verbose_summarize(
-    io::IO,
-    ::Type{InfeasibleBounds{T}},
-) where {T}
+function ModelAnalyzer._verbose_summarize(io::IO, ::Type{<:InfeasibleBounds})
     return print(
         io,
         """
@@ -595,8 +586,8 @@ end
 
 function ModelAnalyzer._verbose_summarize(
     io::IO,
-    ::Type{InfeasibleIntegrality{T}},
-) where {T}
+    ::Type{<:InfeasibleIntegrality},
+)
     return print(
         io,
         """
@@ -626,8 +617,8 @@ end
 
 function ModelAnalyzer._verbose_summarize(
     io::IO,
-    ::Type{InfeasibleConstraintRange{T}},
-) where {T}
+    ::Type{<:InfeasibleConstraintRange},
+)
     return print(
         io,
         """
@@ -657,7 +648,7 @@ end
 
 function ModelAnalyzer._verbose_summarize(
     io::IO,
-    ::Type{IrreducibleInfeasibleSubset},
+    ::Type{<:IrreducibleInfeasibleSubset},
 )
     return print(
         io,
@@ -685,11 +676,7 @@ function ModelAnalyzer._verbose_summarize(
     )
 end
 
-function ModelAnalyzer._summarize(
-    io::IO,
-    issue::InfeasibleBounds{T},
-    model,
-) where {T}
+function ModelAnalyzer._summarize(io::IO, issue::InfeasibleBounds, model)
     return print(
         io,
         ModelAnalyzer._name(issue.variable, model),
@@ -700,11 +687,7 @@ function ModelAnalyzer._summarize(
     )
 end
 
-function ModelAnalyzer._summarize(
-    io::IO,
-    issue::InfeasibleIntegrality{T},
-    model,
-) where {T}
+function ModelAnalyzer._summarize(io::IO, issue::InfeasibleIntegrality, model)
     return print(
         io,
         ModelAnalyzer._name(issue.variable, model),
@@ -719,9 +702,9 @@ end
 
 function ModelAnalyzer._summarize(
     io::IO,
-    issue::InfeasibleConstraintRange{T},
+    issue::InfeasibleConstraintRange,
     model,
-) where {T}
+)
     return print(
         io,
         ModelAnalyzer._name(issue.constraint, model),
@@ -748,9 +731,9 @@ end
 
 function ModelAnalyzer._verbose_summarize(
     io::IO,
-    issue::InfeasibleBounds{T},
+    issue::InfeasibleBounds,
     model,
-) where {T}
+)
     return print(
         io,
         "Variable: ",
@@ -764,9 +747,9 @@ end
 
 function ModelAnalyzer._verbose_summarize(
     io::IO,
-    issue::InfeasibleIntegrality{T},
+    issue::InfeasibleIntegrality,
     model,
-) where {T}
+)
     return print(
         io,
         "Variable: ",
@@ -782,9 +765,9 @@ end
 
 function ModelAnalyzer._verbose_summarize(
     io::IO,
-    issue::InfeasibleConstraintRange{T},
+    issue::InfeasibleConstraintRange,
     model,
-) where {T}
+)
     return print(
         io,
         "Constraint: ",
diff --git a/test/infeasibility.jl b/test/infeasibility.jl
index cde2582..4d5b7c0 100644
--- a/test/infeasibility.jl
+++ b/test/infeasibility.jl
@@ -64,6 +64,8 @@ function test_bounds()
     str = String(take!(buf))
     @test contains(str, " : ")
     @test contains(str, " !<= ")
+    ModelAnalyzer.summarize(buf, data, verbose = false)
+    ModelAnalyzer.summarize(buf, data, verbose = true)
     return
 end
 
@@ -114,6 +116,8 @@ function test_integrality()
     @test contains(str, " : [")
     @test contains(str, "; ")
     @test contains(str, "], ")
+    ModelAnalyzer.summarize(buf, data, verbose = false)
+    ModelAnalyzer.summarize(buf, data, verbose = true)
     return
 end
 
@@ -137,6 +141,9 @@ function test_binary()
     @test ModelAnalyzer.variable(ret[], model) == x
     @test ModelAnalyzer.values(ret[]) == [0.5, 0.8]
     @test ModelAnalyzer.set(ret[]) == MOI.ZeroOne()
+    buf = IOBuffer()
+    ModelAnalyzer.summarize(buf, data, verbose = false)
+    ModelAnalyzer.summarize(buf, data, verbose = true)
     return
 end
 
@@ -188,6 +195,8 @@ function test_range()
     @test contains(str, " : [")
     @test contains(str, "; ")
     @test contains(str, "], !in ")
+    ModelAnalyzer.summarize(buf, data, verbose = false)
+    ModelAnalyzer.summarize(buf, data, verbose = true)
     return
 end
 
@@ -405,6 +414,8 @@ function test_iis()
     ModelAnalyzer.summarize(buf, data, verbose = true)
     str = String(take!(buf))
     @test startswith(str, "## Infeasibility Analysis\n\n")
+    ModelAnalyzer.summarize(buf, data, verbose = false)
+    ModelAnalyzer.summarize(buf, data, verbose = true)
     return
 end