diff --git a/Library/Homebrew/dependency_collector.rb b/Library/Homebrew/dependency_collector.rb
index 34239b46b9..3cf97fca21 100644
--- a/Library/Homebrew/dependency_collector.rb
+++ b/Library/Homebrew/dependency_collector.rb
@@ -142,7 +142,7 @@ class DependencyCollector
   end
 
   def resource_dep(spec, tags)
-    tags << :build
+    tags << :build << :test
     strategy = spec.download_strategy
 
     if strategy <= CurlDownloadStrategy
diff --git a/Library/Homebrew/test/dependency_collector_spec.rb b/Library/Homebrew/test/dependency_collector_spec.rb
index 63ee3de8d5..5bcefadd4a 100644
--- a/Library/Homebrew/test/dependency_collector_spec.rb
+++ b/Library/Homebrew/test/dependency_collector_spec.rb
@@ -62,13 +62,13 @@ describe DependencyCollector do
     it "creates a resource dependency from a CVS URL" do
       resource = Resource.new
       resource.url(":pserver:anonymous:@brew.sh:/cvsroot/foo/bar", using: :cvs)
-      expect(subject.add(resource)).to eq(Dependency.new("cvs", [:build]))
+      expect(subject.add(resource)).to eq(Dependency.new("cvs", [:build, :test]))
     end
 
     it "creates a resource dependency from a '.7z' URL" do
       resource = Resource.new
       resource.url("https://brew.sh/foo.7z")
-      expect(subject.add(resource)).to eq(Dependency.new("p7zip", [:build]))
+      expect(subject.add(resource)).to eq(Dependency.new("p7zip", [:build, :test]))
     end
 
     it "creates a resource dependency from a '.gz' URL" do
@@ -80,25 +80,25 @@ describe DependencyCollector do
     it "creates a resource dependency from a '.lz' URL" do
       resource = Resource.new
       resource.url("https://brew.sh/foo.lz")
-      expect(subject.add(resource)).to eq(Dependency.new("lzip", [:build]))
+      expect(subject.add(resource)).to eq(Dependency.new("lzip", [:build, :test]))
     end
 
     it "creates a resource dependency from a '.lha' URL" do
       resource = Resource.new
       resource.url("https://brew.sh/foo.lha")
-      expect(subject.add(resource)).to eq(Dependency.new("lha", [:build]))
+      expect(subject.add(resource)).to eq(Dependency.new("lha", [:build, :test]))
     end
 
     it "creates a resource dependency from a '.lzh' URL" do
       resource = Resource.new
       resource.url("https://brew.sh/foo.lzh")
-      expect(subject.add(resource)).to eq(Dependency.new("lha", [:build]))
+      expect(subject.add(resource)).to eq(Dependency.new("lha", [:build, :test]))
     end
 
     it "creates a resource dependency from a '.rar' URL" do
       resource = Resource.new
       resource.url("https://brew.sh/foo.rar")
-      expect(subject.add(resource)).to eq(Dependency.new("unrar", [:build]))
+      expect(subject.add(resource)).to eq(Dependency.new("unrar", [:build, :test]))
     end
 
     it "raises a TypeError for unknown classes" do
diff --git a/Library/Homebrew/test/os/linux/dependency_collector_spec.rb b/Library/Homebrew/test/os/linux/dependency_collector_spec.rb
index 68c0ca76c2..b13b458d20 100644
--- a/Library/Homebrew/test/os/linux/dependency_collector_spec.rb
+++ b/Library/Homebrew/test/os/linux/dependency_collector_spec.rb
@@ -12,19 +12,19 @@ describe DependencyCollector do
       it "creates a resource dependency from a '.xz' URL" do
         resource.url("https://brew.sh/foo.xz")
         allow_any_instance_of(Object).to receive(:which).with("xz")
-        expect(subject.add(resource)).to eq(Dependency.new("xz", [:build]))
+        expect(subject.add(resource)).to eq(Dependency.new("xz", [:build, :test]))
       end
 
       it "creates a resource dependency from a '.zip' URL" do
         resource.url("https://brew.sh/foo.zip")
         allow_any_instance_of(Object).to receive(:which).with("unzip")
-        expect(subject.add(resource)).to eq(Dependency.new("unzip", [:build]))
+        expect(subject.add(resource)).to eq(Dependency.new("unzip", [:build, :test]))
       end
 
       it "creates a resource dependency from a '.bz2' URL" do
         resource.url("https://brew.sh/foo.tar.bz2")
         allow_any_instance_of(Object).to receive(:which).with("bzip2")
-        expect(subject.add(resource)).to eq(Dependency.new("bzip2", [:build]))
+        expect(subject.add(resource)).to eq(Dependency.new("bzip2", [:build, :test]))
       end
     end