diff --git a/utils/nightly/gmsh_linux32.ctest b/utils/nightly/gmsh_linux32.ctest
index 56c4febf121f6beb0041ff7d9ff183959fe27a27..a3b48c569aa1b59588f26fa42bb3caa4d4a36cb5 100644
--- a/utils/nightly/gmsh_linux32.ctest
+++ b/utils/nightly/gmsh_linux32.ctest
@@ -19,8 +19,8 @@ set(OPT "-DGMSH_EXTRA_VERSION=${EXTRA_VERSION}")
 set(OPT "${OPT} -DCMAKE_PREFIX_PATH:path=/usr/local/opencascade;/usr/local")
 set(OPT "${OPT} -DENABLE_NATIVE_FILE_CHOOSER:bool=FALSE")
 set(OPT "${OPT} -DPETSC_ARCH=linux_complex_mumps_seq")
-set(OPT "${OPT} -DPETSC_DIR=$ENV{HOME}/src/petsc-3.1-p8")
-set(OPT "${OPT} -DSLEPC_DIR=$ENV{HOME}/src/slepc-3.1-p4")
+set(OPT "${OPT} -DPETSC_DIR=$ENV{HOME}/src/petsc-3.5.2")
+set(OPT "${OPT} -DSLEPC_DIR=$ENV{HOME}/src/slepc-3.5.2")
 set(CTEST_BUILD_OPTIONS ${OPT})
 include(gmsh.ctest)
 upload_package(${WEB_BIN} Linux 32 .tar.gz .tgz)
diff --git a/utils/nightly/gmsh_linux64.ctest b/utils/nightly/gmsh_linux64.ctest
index a50d7025a529039f0d24f4c815d7fd875cf039f1..89138d8a281bdd6ad58a4e1fcd479f99c2e7d12e 100644
--- a/utils/nightly/gmsh_linux64.ctest
+++ b/utils/nightly/gmsh_linux64.ctest
@@ -24,8 +24,8 @@ set(OPT "-DGMSH_EXTRA_VERSION=${EXTRA_VERSION}")
 set(OPT "${OPT} -DCMAKE_PREFIX_PATH:path=/usr/local/opencascade;/usr/local")
 set(OPT "${OPT} -DENABLE_NATIVE_FILE_CHOOSER:bool=FALSE")
 set(OPT "${OPT} -DPETSC_ARCH=linux_complex_mumps_seq")
-set(OPT "${OPT} -DPETSC_DIR=$ENV{HOME}/src/petsc-3.1-p8")
-set(OPT "${OPT} -DSLEPC_DIR=$ENV{HOME}/src/slepc-3.1-p4")
+set(OPT "${OPT} -DPETSC_DIR=$ENV{HOME}/src/petsc-3.5.2")
+set(OPT "${OPT} -DSLEPC_DIR=$ENV{HOME}/src/slepc-3.5.2")
 if(BUILD_DYNAMIC)
   set(OPT "${OPT} -DENABLE_BUILD_DYNAMIC=1 -DENABLE_WRAP_PYTHON=1")
 endif(BUILD_DYNAMIC)
diff --git a/utils/nightly/gmsh_linux64_coverage.ctest b/utils/nightly/gmsh_linux64_coverage.ctest
index 33653f548dbfc3b328d57b51aa17e4bbf2424c0b..17bbb79d1c96dddbd29ea76884e18c3682272382 100644
--- a/utils/nightly/gmsh_linux64_coverage.ctest
+++ b/utils/nightly/gmsh_linux64_coverage.ctest
@@ -22,8 +22,8 @@ set(OPT "${OPT} -DENABLE_FLTK=0")
 set(OPT "${OPT} -DCMAKE_PREFIX_PATH:path=/usr/local/opencascade;/usr/local")
 set(OPT "${OPT} -DENABLE_NATIVE_FILE_CHOOSER:bool=FALSE")
 set(OPT "${OPT} -DPETSC_ARCH=linux_complex_mumps_seq")
-set(OPT "${OPT} -DPETSC_DIR=$ENV{HOME}/src/petsc-3.1-p8")
-set(OPT "${OPT} -DSLEPC_DIR=$ENV{HOME}/src/slepc-3.1-p4")
+set(OPT "${OPT} -DPETSC_DIR=$ENV{HOME}/src/petsc-3.5.2")
+set(OPT "${OPT} -DSLEPC_DIR=$ENV{HOME}/src/slepc-3.5.2")
 set(CTEST_BUILD_OPTIONS ${OPT})
 include(gmsh.ctest)
 # also remove build files here to save space
diff --git a/utils/nightly/gmsh_mac.ctest b/utils/nightly/gmsh_mac.ctest
index a5ce744d86da946b46228798c88174efee7802c1..9aaeb355a397cf5345ef62854a57ae92c4048e59 100644
--- a/utils/nightly/gmsh_mac.ctest
+++ b/utils/nightly/gmsh_mac.ctest
@@ -25,8 +25,8 @@ set(OPT "${OPT} -DCMAKE_PREFIX_PATH:path=/usr/local/opencascade;/usr/local")
 set(OPT "${OPT} -DCMAKE_CXX_FLAGS=-mmacosx-version-min=10.6")
 set(OPT "${OPT} -DENABLE_CAIRO=0")
 set(OPT "${OPT} -DPETSC_ARCH=macosx_complex_mumps_seq")
-set(OPT "${OPT} -DPETSC_DIR=$ENV{HOME}/src/petsc-3.1-p8")
-set(OPT "${OPT} -DSLEPC_DIR=$ENV{HOME}/src/slepc-3.1-p6")
+set(OPT "${OPT} -DPETSC_DIR=$ENV{HOME}/src/petsc-3.5.2")
+set(OPT "${OPT} -DSLEPC_DIR=$ENV{HOME}/src/slepc-3.5.2")
 if(BUILD_DYNAMIC)
   set(OPT "${OPT} -DENABLE_BUILD_DYNAMIC=1 -DENABLE_WRAP_PYTHON=1")
   set(OPT "${OPT} -DENABLE_OS_SPECIFIC_INSTALL=0")
diff --git a/utils/nightly/gmsh_win32.ctest b/utils/nightly/gmsh_win32.ctest
index af7ae6acfb03832ef496792ab6306f742ea93180..b52aeaee27309c0477672ef023a1e186a96c9182 100644
--- a/utils/nightly/gmsh_win32.ctest
+++ b/utils/nightly/gmsh_win32.ctest
@@ -29,9 +29,9 @@ set(OPT "${OPT} -DCMAKE_PREFIX_PATH:path=/usr/local/opencascade;/usr/local;/usr/
 set(OPT "${OPT} -DCMAKE_C_COMPILER=/usr/bin/i686-w64-mingw32-gcc.exe")
 set(OPT "${OPT} -DCMAKE_CXX_COMPILER=/usr/bin/i686-w64-mingw32-g++.exe")
 set(OPT "${OPT} -DCMAKE_Fortran_COMPILER=/usr/bin/i686-w64-mingw32-gfortran.exe")
-set(OPT "${OPT} -DPETSC_ARCH=win32_complex_umfpack")
-set(OPT "${OPT} -DPETSC_DIR=$ENV{HOME}/src/petsc-3.0.0-p12")
-set(OPT "${OPT} -DSLEPC_DIR=$ENV{HOME}/src/slepc-3.0.0-p7")
+set(OPT "${OPT} -DPETSC_ARCH=win32_complex_mumps_seq")
+set(OPT "${OPT} -DPETSC_DIR=$ENV{HOME}/src/petsc-3.5.2")
+set(OPT "${OPT} -DSLEPC_DIR=$ENV{HOME}/src/slepc-3.5.2")
 set(CTEST_BUILD_OPTIONS ${OPT})
 include(gmsh.ctest)
 upload_package(${WEB_BIN} Windows 32 .zip .zip)
diff --git a/utils/nightly/gmsh_win64.ctest b/utils/nightly/gmsh_win64.ctest
index 3d6b29d305345564836ab69f07115c409b590ef9..6044f05de9522ad552f0a3f6a845a105c615080b 100644
--- a/utils/nightly/gmsh_win64.ctest
+++ b/utils/nightly/gmsh_win64.ctest
@@ -27,8 +27,8 @@ set(OPT "${OPT} -DCMAKE_CXX_COMPILER=/usr/bin/x86_64-w64-mingw32-g++.exe")
 set(OPT "${OPT} -DCMAKE_Fortran_COMPILER=/usr/bin/x86_64-w64-mingw32-gfortran.exe")
 set(OPT "${OPT} -DCMAKE_RC_COMPILER=/usr/bin/x86_64-w64-mingw32-windres.exe")
 set(OPT "${OPT} -DPETSC_ARCH=win64_complex_mumps_seq")
-set(OPT "${OPT} -DPETSC_DIR=$ENV{HOME}/src/petsc-3.1-p8")
-set(OPT "${OPT} -DSLEPC_DIR=$ENV{HOME}/src/slepc-3.1-p6")
+set(OPT "${OPT} -DPETSC_DIR=$ENV{HOME}/src/petsc-3.5.2")
+set(OPT "${OPT} -DSLEPC_DIR=$ENV{HOME}/src/slepc-3.5.2")
 if(BUILD_DYNAMIC)
   set(OPT "${OPT} -DENABLE_BUILD_DYNAMIC=1")
 endif(BUILD_DYNAMIC)