diff --git a/.rubocop_todo.yml b/.rubocop_todo.yml
index e674a5c3..4e1adfba 100644
--- a/.rubocop_todo.yml
+++ b/.rubocop_todo.yml
@@ -239,17 +239,6 @@ Style/EvalWithLocation:
     - 'spec/commands/watch_expression_spec.rb'
     - 'spec/method_spec.rb'
 
-# Offense count: 4
-# Cop supports --auto-correct.
-# Configuration parameters: EnforcedStyle.
-# SupportedStyles: format, sprintf, percent
-Style/FormatString:
-  Exclude:
-    - 'lib/pry/commands/gem_stats.rb'
-    - 'lib/pry/commands/ls/local_vars.rb'
-    - 'lib/pry/config/behavior.rb'
-    - 'lib/pry/pry_class.rb'
-
 # Offense count: 9
 # Configuration parameters: EnforcedStyle.
 # SupportedStyles: annotated, template, unannotated
diff --git a/lib/pry/commands/gem_stats.rb b/lib/pry/commands/gem_stats.rb
index 7d91be68..7dde0f6e 100644
--- a/lib/pry/commands/gem_stats.rb
+++ b/lib/pry/commands/gem_stats.rb
@@ -65,14 +65,15 @@ VVVVVVVVVVVVVVVVVVVVV
         #{red('Dependencies')} (development)
         %{ddependencies}
         FORMAT
-        format_str % {
+        format(
+          format_str,
           name: green(h.name),
           version: bold("v#{h.version}"),
           downloads: h.downloads,
           version_downloads: h.version_downloads,
           rdependencies: format_dependencies(h.dependencies.runtime),
           ddependencies: format_dependencies(h.dependencies.development)
-        }
+        )
       end
 
       def format_dependencies(rdeps)
diff --git a/lib/pry/commands/ls/local_vars.rb b/lib/pry/commands/ls/local_vars.rb
index 9b1e14e0..5bdd66b1 100644
--- a/lib/pry/commands/ls/local_vars.rb
+++ b/lib/pry/commands/ls/local_vars.rb
@@ -31,7 +31,7 @@ class Pry
           colorized_lhs = color(:local_var, lhs)
           color_escape_padding = colorized_lhs.size - lhs.size
           pad = desired_width + color_escape_padding
-          "%-#{pad}s = %s" % [color(:local_var, colorized_lhs), rhs]
+          Kernel.format("%-#{pad}s = %s", color(:local_var, colorized_lhs), rhs)
         end
       end
     end
diff --git a/lib/pry/config/behavior.rb b/lib/pry/config/behavior.rb
index dda5d130..088c6c5b 100644
--- a/lib/pry/config/behavior.rb
+++ b/lib/pry/config/behavior.rb
@@ -335,7 +335,7 @@ class Pry
       private
 
       def __clip_inspect(obj)
-        "#{obj.class}:0x%x" % obj.object_id
+        format("#{obj.class}:0x%x", obj.object_id)
       end
 
       def __try_convert_to_hash(obj)
diff --git a/lib/pry/pry_class.rb b/lib/pry/pry_class.rb
index 08dae87c..7161a4ea 100644
--- a/lib/pry/pry_class.rb
+++ b/lib/pry/pry_class.rb
@@ -247,7 +247,7 @@ you can add "Pry.config.windows_console_warning = false" to your pryrc.
     elsif Pry.config.prompt_safe_contexts.any? { |v| v === obj } && obj.inspect.length <= max
       obj.inspect
     else
-      id == true ? "#<#{obj.class}:0x%x>" % (obj.object_id << 1) : "#<#{obj.class}>"
+      id ? format("#<#{obj.class}:0x%x>", (obj.object_id << 1)) : "#<#{obj.class}>"
     end
   rescue RescuableException
     "unknown"