diff --git a/base/deprecated.jl b/base/deprecated.jl
index 19a4707c5d47e..350d27cc437a0 100644
--- a/base/deprecated.jl
+++ b/base/deprecated.jl
@@ -999,4 +999,15 @@ macro vectorize_2arg(S,f)
 end
 export @vectorize_1arg, @vectorize_2arg
 
+# Deprecate @textmime into the Multimedia module, #18441
+eval(Multimedia, :(macro textmime(mime)
+    Base.depwarn(string("`@textmime mime` is deprecated; use ",
+        "`Base.Multimedia.mimetypetype(::MIME{mime}) = ",
+        "Base.Multimedia.IsText` instead."), :textmime)
+    quote
+        Base.Multimedia.mimetypetype(::MIME{$(Meta.quot(Symbol(mime)))}) =
+            Base.Multimedia.IsText()
+    end
+end))
+
 # End deprecations scheduled for 0.6
diff --git a/base/multimedia.jl b/base/multimedia.jl
index 05ccb25351b5c..8debed28605a4 100644
--- a/base/multimedia.jl
+++ b/base/multimedia.jl
@@ -92,16 +92,6 @@ stringmime(::IsText, m::MIME, x) = reprmime(m, x)
 stringmime(::IsBytes, m::MIME, x) = base64encode(verbose_show, m, x)
 stringmime(::IsBytes, m::MIME, x::Vector{UInt8}) = base64encode(write, x)
 
-macro textmime(mime)
-    Base.depwarn(string("`@textmime mime` is deprecated; use ",
-        "`Base.Multimedia.mimetypetype(::MIME{mime}) = ",
-        "Base.Multimedia.IsText` instead."))
-    quote
-        Base.Multimedia.mimetypetype(::MIME{$(Symbol(mime))}) =
-            Base.Multimedia.IsText()
-    end
-end
-
 """
     istextmime(m::MIME)