diff --git a/Library/Homebrew/formula_installer.rb b/Library/Homebrew/formula_installer.rb
index c76bfd1cb0..eb28baaddc 100644
--- a/Library/Homebrew/formula_installer.rb
+++ b/Library/Homebrew/formula_installer.rb
@@ -1163,7 +1163,7 @@ class FormulaInstaller
     tab.source["versions"]["stable"] = formula.stable.version.to_s
     tab.source["versions"]["version_scheme"] = formula.version_scheme
     tab.source["path"] = formula.specified_path.to_s
-    tab.source["tap_git_revision"] = formula.tap&.installed? ? formula.tap&.git_head : nil
+    tab.source["tap_git_head"] = formula.tap&.installed? ? formula.tap&.git_head : nil
     tab.tap = formula.tap
     tab.write
 
diff --git a/Library/Homebrew/tab.rb b/Library/Homebrew/tab.rb
index 4725036189..7ce6b00c08 100644
--- a/Library/Homebrew/tab.rb
+++ b/Library/Homebrew/tab.rb
@@ -39,11 +39,11 @@ class Tab < OpenStruct
       "runtime_dependencies"    => Tab.runtime_deps_hash(formula, runtime_deps),
       "arch"                    => Hardware::CPU.arch,
       "source"                  => {
-        "path"             => formula.specified_path.to_s,
-        "tap"              => formula.tap&.name,
-        "tap_git_revision" => formula.tap&.git_head,
-        "spec"             => formula.active_spec_sym.to_s,
-        "versions"         => {
+        "path"         => formula.specified_path.to_s,
+        "tap"          => formula.tap&.name,
+        "tap_git_head" => formula.tap&.git_head,
+        "spec"         => formula.active_spec_sym.to_s,
+        "versions"     => {
           "stable"         => formula.stable&.version.to_s,
           "head"           => formula.head&.version.to_s,
           "version_scheme" => formula.version_scheme,
@@ -194,11 +194,11 @@ class Tab < OpenStruct
       "runtime_dependencies"    => nil,
       "arch"                    => nil,
       "source"                  => {
-        "path"             => nil,
-        "tap"              => nil,
-        "tap_git_revision" => nil,
-        "spec"             => "stable",
-        "versions"         => {
+        "path"         => nil,
+        "tap"          => nil,
+        "tap_git_head" => nil,
+        "spec"         => "stable",
+        "versions"     => {
           "stable"         => nil,
           "head"           => nil,
           "version_scheme" => 0,