diff --git a/src/plugins/appveyor.jl b/src/plugins/appveyor.jl
index ffa2359..80d5060 100644
--- a/src/plugins/appveyor.jl
+++ b/src/plugins/appveyor.jl
@@ -16,8 +16,8 @@ Add AppVeyor to a template's plugins to add AppVeyor CI support.
             if isempty(config_file)
                 config_file = joinpath(DEFAULTS_DIR, "appveyor.yml")
             end
-            if !isfile(abspath(config_file))
-                throw(ArgumentError("File $config_file does not exist"))
+            if !isfile(config_file)
+                throw(ArgumentError("File $(abspath(config_file)) does not exist"))
             end
         end
         new(AbstractString[], config_file)
diff --git a/src/plugins/codecov.jl b/src/plugins/codecov.jl
index e185370..1eb4796 100644
--- a/src/plugins/codecov.jl
+++ b/src/plugins/codecov.jl
@@ -16,8 +16,8 @@ Add CodeCov to a template's plugins to enable CodeCov coverage reports.
             if isempty(config_file)
                 config_file = joinpath(DEFAULTS_DIR, "codecov.yml")
             end
-            if !isfile(abspath(config_file))
-                throw(ArgumentError("File $config_file does not exist"))
+            if !isfile(config_file)
+                throw(ArgumentError("File $(abspath(config_file)) does not exist"))
             end
         end
         new(["*.jl.cov", "*.jl.*.cov", "*.jl.mem"], config_file)
diff --git a/src/plugins/githubpages.jl b/src/plugins/githubpages.jl
index 572d3b9..f7fc9c0 100644
--- a/src/plugins/githubpages.jl
+++ b/src/plugins/githubpages.jl
@@ -13,7 +13,7 @@ Add GitHubPages to a template's plugins to add Documenter.jl support via GitHub
     function GitHubPages(; assets::Vector{String}=String[])
         for file in assets
             if !isfile(file)
-                throw(ArgumentError("Asset file $file does not exist"))
+                throw(ArgumentError("Asset file $(abspath(file)) does not exist"))
             end
         end
         # Windows Git recognizes these paths as well.
diff --git a/src/plugins/travis.jl b/src/plugins/travis.jl
index 13e2ff8..201f8b5 100644
--- a/src/plugins/travis.jl
+++ b/src/plugins/travis.jl
@@ -16,8 +16,8 @@ Add TravisCI to a template's plugins to add Travis CI support.
             if isempty(config_file)
                 config_file = joinpath(DEFAULTS_DIR, "travis.yml")
             end
-            if !isfile(abspath(config_file))
-                throw(ArgumentError("File $config_file does not exist"))
+            if !isfile(config_file)
+                throw(ArgumentError("File $(abspath(config_file)) does not exist"))
             end
         end
         new(AbstractString[], config_file)