diff '--color=auto' -dupr qiskit-aer-0.17.2.orig/CMakeLists.txt qiskit-aer-0.17.2/CMakeLists.txt
--- qiskit-aer-0.17.2.orig/CMakeLists.txt	2025-09-19 15:18:04.608064418 +0200
+++ qiskit-aer-0.17.2/CMakeLists.txt	2025-09-19 15:18:09.888931812 +0200
@@ -236,6 +236,7 @@ else()
 		if(NOT BLA_VENDOR)
 		  set(BLA_VENDOR "OpenBLAS")
 		endif()
+		set(BLA_PKGCONFIG_BLAS "openblas")
 	endif()
 	if(WIN32 AND USE_BUNDLED_BLAS_WIN)
 		message(STATUS "Uncompressing OpenBLAS static library...")