diff --git a/src/librustc_typeck/check/mod.rs b/src/librustc_typeck/check/mod.rs
index 08033b46b8004..da9b02fcf513a 100644
--- a/src/librustc_typeck/check/mod.rs
+++ b/src/librustc_typeck/check/mod.rs
@@ -3709,7 +3709,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
                             self.consider_hint_about_removing_semicolon(blk, expected_ty, err);
                         }
                         if let Some(fn_span) = fn_span {
-                            err.span_label(fn_span, "this function's body doesn't return");
+                            err.span_label(fn_span, "this function's body doesn't return a value");
                         }
                     }, false);
                 }
diff --git a/src/test/ui/block-result/consider-removing-last-semi.stderr b/src/test/ui/block-result/consider-removing-last-semi.stderr
index 618d020ce08b5..7f8bb67c946e6 100644
--- a/src/test/ui/block-result/consider-removing-last-semi.stderr
+++ b/src/test/ui/block-result/consider-removing-last-semi.stderr
@@ -4,7 +4,7 @@ error[E0308]: mismatched types
 LL | fn f() -> String {
    |    -      ^^^^^^ expected struct `std::string::String`, found ()
    |    |
-   |    this function's body doesn't return
+   |    this function's body doesn't return a value
 LL |     0u8;
 LL |     "bla".to_string();
    |                      - help: consider removing this semicolon
@@ -18,7 +18,7 @@ error[E0308]: mismatched types
 LL | fn g() -> String {
    |    -      ^^^^^^ expected struct `std::string::String`, found ()
    |    |
-   |    this function's body doesn't return
+   |    this function's body doesn't return a value
 LL |     "this won't work".to_string();
 LL |     "removeme".to_string();
    |                           - help: consider removing this semicolon
diff --git a/src/test/ui/block-result/issue-11714.stderr b/src/test/ui/block-result/issue-11714.stderr
index d73489a602df4..569e012540c4f 100644
--- a/src/test/ui/block-result/issue-11714.stderr
+++ b/src/test/ui/block-result/issue-11714.stderr
@@ -4,7 +4,7 @@ error[E0308]: mismatched types
 LL | fn blah() -> i32 {
    |    ----      ^^^ expected i32, found ()
    |    |
-   |    this function's body doesn't return
+   |    this function's body doesn't return a value
 ...
 LL |     ;
    |     - help: consider removing this semicolon
diff --git a/src/test/ui/block-result/issue-13428.stderr b/src/test/ui/block-result/issue-13428.stderr
index 18adb15c9615d..ca48910026d9a 100644
--- a/src/test/ui/block-result/issue-13428.stderr
+++ b/src/test/ui/block-result/issue-13428.stderr
@@ -4,7 +4,7 @@ error[E0308]: mismatched types
 LL | fn foo() -> String {
    |    ---      ^^^^^^ expected struct `std::string::String`, found ()
    |    |
-   |    this function's body doesn't return
+   |    this function's body doesn't return a value
 ...
 LL |     ;
    |     - help: consider removing this semicolon
@@ -18,7 +18,7 @@ error[E0308]: mismatched types
 LL | fn bar() -> String {
    |    ---      ^^^^^^ expected struct `std::string::String`, found ()
    |    |
-   |    this function's body doesn't return
+   |    this function's body doesn't return a value
 LL |     "foobar".to_string()
 LL |     ;
    |     - help: consider removing this semicolon
diff --git a/src/test/ui/coercion/coercion-missing-tail-expected-type.stderr b/src/test/ui/coercion/coercion-missing-tail-expected-type.stderr
index 057de5b625e87..a7ac930ba670e 100644
--- a/src/test/ui/coercion/coercion-missing-tail-expected-type.stderr
+++ b/src/test/ui/coercion/coercion-missing-tail-expected-type.stderr
@@ -4,7 +4,7 @@ error[E0308]: mismatched types
 LL | fn plus_one(x: i32) -> i32 {
    |    --------            ^^^ expected i32, found ()
    |    |
-   |    this function's body doesn't return
+   |    this function's body doesn't return a value
 LL |     x + 1;
    |          - help: consider removing this semicolon
    |
@@ -17,7 +17,7 @@ error[E0308]: mismatched types
 LL | fn foo() -> Result<u8, u64> {
    |    ---      ^^^^^^^^^^^^^^^ expected enum `std::result::Result`, found ()
    |    |
-   |    this function's body doesn't return
+   |    this function's body doesn't return a value
 LL |     Ok(1);
    |          - help: consider removing this semicolon
    |
diff --git a/src/test/ui/issues/issue-32323.stderr b/src/test/ui/issues/issue-32323.stderr
index 0339fdc55b9c8..6b8bca078b5e6 100644
--- a/src/test/ui/issues/issue-32323.stderr
+++ b/src/test/ui/issues/issue-32323.stderr
@@ -4,7 +4,7 @@ error[E0308]: mismatched types
 LL | pub fn f<'a, T: Tr<'a>>() -> <T as Tr<'a>>::Out {}
    |        -                     ^^^^^^^^^^^^^^^^^^ expected associated type, found ()
    |        |
-   |        this function's body doesn't return
+   |        this function's body doesn't return a value
    |
    = note: expected type `<T as Tr<'a>>::Out`
               found type `()`
diff --git a/src/test/ui/issues/issue-43162.stderr b/src/test/ui/issues/issue-43162.stderr
index cd11959ede6cb..fd62ac30ab195 100644
--- a/src/test/ui/issues/issue-43162.stderr
+++ b/src/test/ui/issues/issue-43162.stderr
@@ -16,7 +16,7 @@ error[E0308]: mismatched types
 LL | fn foo() -> bool {
    |    ---      ^^^^ expected bool, found ()
    |    |
-   |    this function's body doesn't return
+   |    this function's body doesn't return a value
 LL |
 LL |     break true;
    |               - help: consider removing this semicolon
diff --git a/src/test/ui/issues/issue-44023.stderr b/src/test/ui/issues/issue-44023.stderr
index 153be363c1dea..cad202129a719 100644
--- a/src/test/ui/issues/issue-44023.stderr
+++ b/src/test/ui/issues/issue-44023.stderr
@@ -4,7 +4,7 @@ error[E0308]: mismatched types
 LL | fn საჭმელად_გემრიელი_სადილი ( ) -> isize {
    |    ------------------------        ^^^^^ expected isize, found ()
    |    |
-   |    this function's body doesn't return
+   |    this function's body doesn't return a value
    |
    = note: expected type `isize`
               found type `()`
diff --git a/src/test/ui/issues/issue-6458-4.stderr b/src/test/ui/issues/issue-6458-4.stderr
index 90b493e1634c4..d4f5b2ba41f69 100644
--- a/src/test/ui/issues/issue-6458-4.stderr
+++ b/src/test/ui/issues/issue-6458-4.stderr
@@ -4,7 +4,7 @@ error[E0308]: mismatched types
 LL | fn foo(b: bool) -> Result<bool,String> {
    |    ---             ^^^^^^^^^^^^^^^^^^^ expected enum `std::result::Result`, found ()
    |    |
-   |    this function's body doesn't return
+   |    this function's body doesn't return a value
 LL |     Err("bar".to_string());
    |                           - help: consider removing this semicolon
    |
diff --git a/src/test/ui/liveness/liveness-forgot-ret.stderr b/src/test/ui/liveness/liveness-forgot-ret.stderr
index a970b80fdbbd9..6d917393663b0 100644
--- a/src/test/ui/liveness/liveness-forgot-ret.stderr
+++ b/src/test/ui/liveness/liveness-forgot-ret.stderr
@@ -4,7 +4,7 @@ error[E0308]: mismatched types
 LL | fn f(a: isize) -> isize { if god_exists(a) { return 5; }; }
    |    -              ^^^^^ expected isize, found ()
    |    |
-   |    this function's body doesn't return
+   |    this function's body doesn't return a value
    |
    = note: expected type `isize`
               found type `()`
diff --git a/src/test/ui/liveness/liveness-missing-ret2.stderr b/src/test/ui/liveness/liveness-missing-ret2.stderr
index ab7d411880bba..a71b9296702b7 100644
--- a/src/test/ui/liveness/liveness-missing-ret2.stderr
+++ b/src/test/ui/liveness/liveness-missing-ret2.stderr
@@ -4,7 +4,7 @@ error[E0308]: mismatched types
 LL | fn f() -> isize {
    |    -      ^^^^^ expected isize, found ()
    |    |
-   |    this function's body doesn't return
+   |    this function's body doesn't return a value
    |
    = note: expected type `isize`
               found type `()`
diff --git a/src/test/ui/liveness/liveness-return-last-stmt-semi.stderr b/src/test/ui/liveness/liveness-return-last-stmt-semi.stderr
index a5d9734c069ec..3a08699170643 100644
--- a/src/test/ui/liveness/liveness-return-last-stmt-semi.stderr
+++ b/src/test/ui/liveness/liveness-return-last-stmt-semi.stderr
@@ -5,7 +5,7 @@ LL | macro_rules! test { () => { fn foo() -> i32 { 1; } } }
    |                                ---      ^^^    - help: consider removing this semicolon
    |                                |        |
    |                                |        expected i32, found ()
-   |                                this function's body doesn't return
+   |                                this function's body doesn't return a value
 ...
 LL |     test!();
    |     -------- in this macro invocation
@@ -19,7 +19,7 @@ error[E0308]: mismatched types
 LL | fn no_return() -> i32 {}
    |    ---------      ^^^ expected i32, found ()
    |    |
-   |    this function's body doesn't return
+   |    this function's body doesn't return a value
    |
    = note: expected type `i32`
               found type `()`
@@ -30,7 +30,7 @@ error[E0308]: mismatched types
 LL | fn bar(x: u32) -> u32 {
    |    ---            ^^^ expected u32, found ()
    |    |
-   |    this function's body doesn't return
+   |    this function's body doesn't return a value
 LL |     x * 2;
    |          - help: consider removing this semicolon
    |
@@ -43,7 +43,7 @@ error[E0308]: mismatched types
 LL | fn baz(x: u64) -> u32 {
    |    ---            ^^^ expected u32, found ()
    |    |
-   |    this function's body doesn't return
+   |    this function's body doesn't return a value
    |
    = note: expected type `u32`
               found type `()`
diff --git a/src/test/ui/missing/missing-return.stderr b/src/test/ui/missing/missing-return.stderr
index 42466e2fc6574..c7d7116a9cd7c 100644
--- a/src/test/ui/missing/missing-return.stderr
+++ b/src/test/ui/missing/missing-return.stderr
@@ -4,7 +4,7 @@ error[E0308]: mismatched types
 LL | fn f() -> isize { }
    |    -      ^^^^^ expected isize, found ()
    |    |
-   |    this function's body doesn't return
+   |    this function's body doesn't return a value
    |
    = note: expected type `isize`
               found type `()`
diff --git a/src/test/ui/parser/issue-62881.stderr b/src/test/ui/parser/issue-62881.stderr
index 85c3575fd9288..b2e2da35a2700 100644
--- a/src/test/ui/parser/issue-62881.stderr
+++ b/src/test/ui/parser/issue-62881.stderr
@@ -19,7 +19,7 @@ error[E0308]: mismatched types
 LL | fn f() -> isize { fn f() -> isize {} pub f<
    |                      -      ^^^^^ expected isize, found ()
    |                      |
-   |                      this function's body doesn't return
+   |                      this function's body doesn't return a value
    |
    = note: expected type `isize`
               found type `()`
diff --git a/src/test/ui/parser/issue-62895.stderr b/src/test/ui/parser/issue-62895.stderr
index 7def7b562ca59..6c3a8fb766c0a 100644
--- a/src/test/ui/parser/issue-62895.stderr
+++ b/src/test/ui/parser/issue-62895.stderr
@@ -38,7 +38,7 @@ error[E0308]: mismatched types
 LL | fn v() -> isize {
    |    -      ^^^^^ expected isize, found ()
    |    |
-   |    this function's body doesn't return
+   |    this function's body doesn't return a value
    |
    = note: expected type `isize`
               found type `()`