diff --git a/.gitignore b/.gitignore
index 98e8a24..14d806f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -10,3 +10,4 @@
 /rustc-demangle-0.1.16.crate
 /rustc-demangle-0.1.18.crate
 /rustc-demangle-0.1.19.crate
+/rustc-demangle-0.1.20.crate
diff --git a/rust-rustc-demangle.spec b/rust-rustc-demangle.spec
index f6724e3..581719d 100644
--- a/rust-rustc-demangle.spec
+++ b/rust-rustc-demangle.spec
@@ -5,7 +5,7 @@
 %global crate rustc-demangle
 
 Name:           rust-%{crate}
-Version:        0.1.19
+Version:        0.1.20
 Release:        1%{?dist}
 Summary:        Rust compiler symbol demangling
 
@@ -71,6 +71,10 @@ which use "default" feature of "%{crate}" crate.
 %endif
 
 %changelog
+* Sat Jun 19 2021 Fabio Valentini <decathorpe@gmail.com> - 0.1.20-1
+- Update to version 0.1.20.
+- Fixes RHBZ#1973840
+
 * Tue May 04 2021 Fabio Valentini <decathorpe@gmail.com> - 0.1.19-1
 - Update to version 0.1.19.
 - Fixes RHBZ#1956435
diff --git a/sources b/sources
index 8de03b9..32e01b8 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (rustc-demangle-0.1.19.crate) = ac43c87f4ef0015923114160be64649f07ab82eb6b63538e7e6307ed35681c3232d05f75e37ffc6db9de7d5ea56e7ff3be3685533f2a8848f2a1336f8d7a55b7
+SHA512 (rustc-demangle-0.1.20.crate) = edb31174340fc3956eb225c2175a9e8868a8b70f30991531bdbdde77e5924e7a778a7a5ef44ebaca776def262c9045d82c046a83e0ba407431744e1259add001