diff --git a/science/votca/files/patch-xtp_include_votca_xtp_eigen.h b/science/votca/files/patch-xtp_include_votca_xtp_eigen.h
new file mode 100644
index 000000000000..8a3c0f763820
--- /dev/null
+++ b/science/votca/files/patch-xtp_include_votca_xtp_eigen.h
@@ -0,0 +1,12 @@
+--- xtp/include/votca/xtp/eigen.h.orig	2025-10-03 18:44:55 UTC
++++ xtp/include/votca/xtp/eigen.h
+@@ -21,6 +21,9 @@
+ #ifndef VOTCA_XTP_EIGEN_H
+ #define VOTCA_XTP_EIGEN_H
+ 
++// Standard includes
++#include <cassert>
++
+ // CMake Generated file
+ // clang-format off
+ // order seems to matter here
diff --git a/science/votca/files/patch-xtp_include_votca_xtp_qmstate.h b/science/votca/files/patch-xtp_include_votca_xtp_qmstate.h
new file mode 100644
index 000000000000..9c37972ef3f9
--- /dev/null
+++ b/science/votca/files/patch-xtp_include_votca_xtp_qmstate.h
@@ -0,0 +1,10 @@
+--- xtp/include/votca/xtp/qmstate.h.orig	2025-10-03 18:44:55 UTC
++++ xtp/include/votca/xtp/qmstate.h
+@@ -23,6 +23,7 @@
+ 
+ // Standard includes
+ #include <string>
++#include <cassert>
+ 
+ // VOTCA includes
+ #include <votca/tools/types.h>
diff --git a/science/votca/files/patch-xtp_include_votca_xtp_votca__xtp__config.h.in b/science/votca/files/patch-xtp_include_votca_xtp_votca__xtp__config.h.in
new file mode 100644
index 000000000000..185826278eed
--- /dev/null
+++ b/science/votca/files/patch-xtp_include_votca_xtp_votca__xtp__config.h.in
@@ -0,0 +1,12 @@
+--- xtp/include/votca/xtp/votca_xtp_config.h.in.orig	2025-10-03 18:44:55 UTC
++++ xtp/include/votca/xtp/votca_xtp_config.h.in
+@@ -20,6 +20,9 @@
+ #ifndef VOTCA_XTP_CONFIG_H
+ #define VOTCA_XTP_CONFIG_H
+ 
++// Standard includes
++#include <cassert>
++
+ /* OpenMP */
+ 
+ #if defined(_OPENMP)