diff --git a/.gitignore b/.gitignore
index dcd653c..14b3dbb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -19,3 +19,4 @@
 /psi-plus-l10n-1.4.1514.tar.gz
 /psi-plus-1.4.1523.tar.gz
 /psi-plus-l10n-1.4.1523.tar.gz
+/psi-plus-1.4.1526.tar.gz
diff --git a/psi-plus.spec b/psi-plus.spec
index 76ffe05..71d3953 100644
--- a/psi-plus.spec
+++ b/psi-plus.spec
@@ -1,8 +1,9 @@
 %undefine __cmake_in_source_build
+%global _lto_cflags %{nil}
 %global version_l10n 1.4.1523
 
 Name:           psi-plus
-Version:        1.4.1523
+Version:        1.4.1526
 Release:        1%{?dist}
 Epoch:          1
 
@@ -152,6 +153,10 @@ desktop-file-validate %{buildroot}%{_datadir}/applications/%{name}.desktop
 %{_libdir}/%{name}
 
 %changelog
+* Sat Oct 31 2020 Vitaly Zaitsev <vitaly@easycoding.org> - 1:1.4.1526-1
+- Updated to version 1.4.1526.
+- Disabled LTO.
+
 * Fri Oct 30 2020 Vitaly Zaitsev <vitaly@easycoding.org> - 1:1.4.1523-1
 - Updated to version 1.4.1523.
 
diff --git a/sources b/sources
index b9154e3..c2c72bf 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
-SHA512 (psi-plus-1.4.1523.tar.gz) = 39086339f34b264bf394bc29fc6f8ba4065e1d36265756bd6dfc02674ab2cb0507686085241b85a9a7db0cd66f7278da00df7b783c4fb158e33c5f895e4e782c
+SHA512 (psi-plus-1.4.1526.tar.gz) = ff8245d7e53309335916bce6598cc4b40b0a0ac095166b42228302e6b35ef623e4648543171a5f62b90add365e4d29dc8efdf66b3901f4fbbb04862e484980e7
 SHA512 (psi-plus-l10n-1.4.1523.tar.gz) = eb5f28b13a116cbe3fe74226a9b7ea6c6a238c70ae4f45aa9750ef5eb095b816a5d9f03f8ad2e7de82a543e4fb1a99c7b55604bb145c4fcc1417ffa59c1fa4da