diff --git a/32bit-fix.diff b/32bit-fix.diff
new file mode 100644
index 0000000..742de85
--- /dev/null
+++ b/32bit-fix.diff
@@ -0,0 +1,13 @@
+diff --git a/src/engine/strat_engine/thinpool/filesystem.rs b/src/engine/strat_engine/thinpool/filesystem.rs
+index ae6c66b..ffcf962 100644
+--- a/src/engine/strat_engine/thinpool/filesystem.rs
++++ b/src/engine/strat_engine/thinpool/filesystem.rs
+@@ -225,6 +225,6 @@ pub fn fs_usage(mount_point: &Path) -> EngineResult<(Bytes, Bytes)> {
+     // Upcast to u64.
+     let f_bsize = stat.block_size() as u64;
+ 
+-    let blocks = stat.blocks();
+-    Ok((Bytes(f_bsize * blocks), Bytes(f_bsize * (blocks - stat.blocks_free()))))
++    let blocks = stat.blocks() as u64;
++    Ok((Bytes(f_bsize * blocks), Bytes(f_bsize * (blocks - stat.blocks_free() as u64))))
+ }
diff --git a/stratisd.spec b/stratisd.spec
index ac81e8b..c5b1465 100644
--- a/stratisd.spec
+++ b/stratisd.spec
@@ -15,6 +15,7 @@ Summary:        Daemon that manages block devices to create filesystems
 License:        MPLv2.0
 URL:            https://github.com/stratis-storage/stratisd
 Source0:        %{url}/archive/v%{version}/%{name}-%{version}.tar.gz
+Patch0:         32bit-fix.diff
 
 ExclusiveArch:  %{rust_arches}