diff --git a/tests/baselines/reference/pathMappingBasedModuleResolution7_classic.trace.json b/tests/baselines/reference/pathMappingBasedModuleResolution7_classic.trace.json
index 78a273ae059..9ee972c70ee 100644
--- a/tests/baselines/reference/pathMappingBasedModuleResolution7_classic.trace.json
+++ b/tests/baselines/reference/pathMappingBasedModuleResolution7_classic.trace.json
@@ -12,7 +12,7 @@
     "======== Module name './project/file2' was successfully resolved to 'c:/root/generated/src/project/file2.ts'. ========",
     "======== Resolving module 'module3' from 'c:/root/src/file1.ts'. ========",
     "Module resolution kind is not specified, using 'Classic'.",
-    "'baseUrl' option is set to 'c:/root/', using this value to resolve non-relative module name 'module3'.",
+    "'baseUrl' option is set to 'c:/root', using this value to resolve non-relative module name 'module3'.",
     "'paths' option is specified, looking for a pattern to match module name 'module3'.",
     "Module name 'module3', matched pattern '*'.",
     "Trying substitution '*', candidate module location: 'module3'.",
@@ -35,7 +35,7 @@
     "======== Module name 'module3' was successfully resolved to 'c:/module3.d.ts'. ========",
     "======== Resolving module 'module1' from 'c:/root/generated/src/project/file2.ts'. ========",
     "Module resolution kind is not specified, using 'Classic'.",
-    "'baseUrl' option is set to 'c:/root/', using this value to resolve non-relative module name 'module1'.",
+    "'baseUrl' option is set to 'c:/root', using this value to resolve non-relative module name 'module1'.",
     "'paths' option is specified, looking for a pattern to match module name 'module1'.",
     "Module name 'module1', matched pattern '*'.",
     "Trying substitution '*', candidate module location: 'module1'.",
@@ -49,7 +49,7 @@
     "======== Module name 'module1' was successfully resolved to 'c:/shared/module1.d.ts'. ========",
     "======== Resolving module 'templates/module2' from 'c:/root/generated/src/project/file2.ts'. ========",
     "Module resolution kind is not specified, using 'Classic'.",
-    "'baseUrl' option is set to 'c:/root/', using this value to resolve non-relative module name 'templates/module2'.",
+    "'baseUrl' option is set to 'c:/root', using this value to resolve non-relative module name 'templates/module2'.",
     "'paths' option is specified, looking for a pattern to match module name 'templates/module2'.",
     "Module name 'templates/module2', matched pattern 'templates/*'.",
     "Trying substitution 'generated/src/templates/*', candidate module location: 'generated/src/templates/module2'.",
diff --git a/tests/baselines/reference/pathMappingBasedModuleResolution7_node.trace.json b/tests/baselines/reference/pathMappingBasedModuleResolution7_node.trace.json
index 50e4a6fabeb..dd78aa4d449 100644
--- a/tests/baselines/reference/pathMappingBasedModuleResolution7_node.trace.json
+++ b/tests/baselines/reference/pathMappingBasedModuleResolution7_node.trace.json
@@ -15,7 +15,7 @@
     "======== Module name './project/file2' was successfully resolved to 'c:/root/generated/src/project/file2.ts'. ========",
     "======== Resolving module 'module3' from 'c:/root/src/file1.ts'. ========",
     "Module resolution kind is not specified, using 'NodeJs'.",
-    "'baseUrl' option is set to 'c:/root/', using this value to resolve non-relative module name 'module3'.",
+    "'baseUrl' option is set to 'c:/root', using this value to resolve non-relative module name 'module3'.",
     "'paths' option is specified, looking for a pattern to match module name 'module3'.",
     "Module name 'module3', matched pattern '*'.",
     "Trying substitution '*', candidate module location: 'module3'.",
@@ -40,7 +40,7 @@
     "======== Module name 'module3' was successfully resolved to 'c:/node_modules/module3.d.ts'. ========",
     "======== Resolving module 'module1' from 'c:/root/generated/src/project/file2.ts'. ========",
     "Module resolution kind is not specified, using 'NodeJs'.",
-    "'baseUrl' option is set to 'c:/root/', using this value to resolve non-relative module name 'module1'.",
+    "'baseUrl' option is set to 'c:/root', using this value to resolve non-relative module name 'module1'.",
     "'paths' option is specified, looking for a pattern to match module name 'module1'.",
     "Module name 'module1', matched pattern '*'.",
     "Trying substitution '*', candidate module location: 'module1'.",
@@ -61,7 +61,7 @@
     "======== Module name 'module1' was successfully resolved to 'c:/shared/module1/index.d.ts'. ========",
     "======== Resolving module 'templates/module2' from 'c:/root/generated/src/project/file2.ts'. ========",
     "Module resolution kind is not specified, using 'NodeJs'.",
-    "'baseUrl' option is set to 'c:/root/', using this value to resolve non-relative module name 'templates/module2'.",
+    "'baseUrl' option is set to 'c:/root', using this value to resolve non-relative module name 'templates/module2'.",
     "'paths' option is specified, looking for a pattern to match module name 'templates/module2'.",
     "Module name 'templates/module2', matched pattern 'templates/*'.",
     "Trying substitution 'generated/src/templates/*', candidate module location: 'generated/src/templates/module2'.",