diff --git a/Library/Homebrew/formula_installer.rb b/Library/Homebrew/formula_installer.rb
index 2794c3bf97..31c57cfb81 100644
--- a/Library/Homebrew/formula_installer.rb
+++ b/Library/Homebrew/formula_installer.rb
@@ -604,17 +604,19 @@ class FormulaInstaller
       post_install
     end
 
-    caveats
-
-    ohai "Summary" if verbose? || show_summary_heading?
-    puts summary
-
     # Updates the cache for a particular formula after doing an install
     CacheStoreDatabase.use(:linkage) do |db|
       break unless db.created?
       LinkageChecker.new(keg, formula, cache_db: db)
     end
 
+    # Update tab with actual runtime dependencies
+    tab = Tab.for_keg(keg)
+    Tab.clear_cache
+    tab.runtime_dependencies =
+      formula.runtime_dependencies(read_from_tab: false)
+    tab.write
+
     # let's reset Utils.git_available? if we just installed git
     Utils.clear_git_available_cache if formula.name == "git"
 
@@ -623,6 +625,11 @@ class FormulaInstaller
        !DevelopmentTools.curl_handles_most_https_certificates?
       ENV["HOMEBREW_CURL"] = formula.opt_bin/"curl"
     end
+
+    caveats
+
+    ohai "Summary" if verbose? || show_summary_heading?
+    puts summary
   ensure
     unlock
   end
diff --git a/Library/Homebrew/tab.rb b/Library/Homebrew/tab.rb
index 7bfa2e36cd..e816743f51 100644
--- a/Library/Homebrew/tab.rb
+++ b/Library/Homebrew/tab.rb
@@ -17,7 +17,7 @@ class Tab < OpenStruct
   # Instantiates a Tab for a new installation of a formula.
   def self.create(formula, compiler, stdlib)
     build = formula.build
-    runtime_deps = formula.runtime_dependencies(read_from_tab: false)
+    runtime_deps = formula.declared_runtime_dependencies
     attributes = {
       "homebrew_version" => HOMEBREW_VERSION,
       "used_options" => build.used_options.as_flags,