diff --git a/README.md b/README.md
index f27f035e9..321848940 100644
--- a/README.md
+++ b/README.md
@@ -269,6 +269,8 @@ Currently, the `@compat` macro supports the following syntaxes:
 * `Complex32`, `Complex64`, and `Complex128` are now `ComplexF16`, `ComplexF32`, and
   `ComplexF64`, respectively ([#24647]).
 
+* `trace` is now `tr`, available as `Compat.tr` (#26365).
+
 * `JULIA_HOME` is now `Sys.BINDIR`, available in the `Compat.Sys` submodule. ([#25102])
 
 * `Associative` is now `AbstractDict` ([#25012]).
@@ -546,6 +548,7 @@ includes this fix. Find the minimum version from there.
 [#26156]: https://github.com/JuliaLang/julia/issues/26156
 [#26283]: https://github.com/JuliaLang/julia/issues/26283
 [#26316]: https://github.com/JuliaLang/julia/issues/26316
+[#26365]: https://github.com/JuliaLang/julia/issues/26365
 [#26369]: https://github.com/JuliaLang/julia/issues/26369
 [#26436]: https://github.com/JuliaLang/julia/issues/26436
 [#26442]: https://github.com/JuliaLang/julia/issues/26442
diff --git a/src/Compat.jl b/src/Compat.jl
index 1f016d37b..c9fcd4a33 100644
--- a/src/Compat.jl
+++ b/src/Compat.jl
@@ -881,6 +881,14 @@ end
     export ComplexF64
 end
 
+# julia #26365
+@static if isdefined(LinearAlgebra, :tr)
+    const tr = LinearAlgebra.tr
+else
+    # 0.6
+    const tr = LinearAlgebra.trace
+end
+
 # 0.7.0-DEV.2915
 module Unicode
     export graphemes, textwidth, isvalid,
diff --git a/test/runtests.jl b/test/runtests.jl
index 155b801eb..94a3cd494 100644
--- a/test/runtests.jl
+++ b/test/runtests.jl
@@ -50,6 +50,9 @@ let s = "Koala test: 🐨"
     end
 end
 
+# julia#26365
+@test Compat.tr([1 2; 3 5]) == 6
+
 let
     x = view(1:10, 2:4)
     D = Diagonal(x)