diff --git a/packages/py-elephant/package.py b/packages/py-elephant/package.py
index 1ceebcfb54280464e069f86e2e4bf29972b42ff3..5b3a984d4fa904f1d1fba74618bb8ae3d181e86a 100644
--- a/packages/py-elephant/package.py
+++ b/packages/py-elephant/package.py
@@ -16,6 +16,8 @@ class PyElephant(PythonPackage, CudaPackage):
     maintainers = ["moritzkern"]
 
     version('develop', branch='master')
+
+    version("1.1.1", sha256="c08b89358b52e826bd081ee5a530728fe487c45f5d0539ec97ebdaed9c106e89")
     version("1.1.0", sha256="4085a8fcac3ab855f2585d017d17a1589c74adfbd930f7a1e012f2f5bd994e71")
     version("1.0.0", sha256="b1471228821a5b8f3a3137f9facc1a7f2dc355b8e3300490bdc05f0466b80b27")
     version("0.14.0", sha256="02ce3b2a8d08dc19828f95384551339ea0946bc405c1db9aace54135417c2b0f")
@@ -61,18 +63,20 @@ class PyElephant(PythonPackage, CudaPackage):
     depends_on("py-statsmodels@0.12.1:", type=("build", "run"), when="+extras")
     depends_on("py-jinja2@2.11.2:", type=("build", "run"), when="+extras")
     depends_on("py-neo@0.10.0:", type=("build", "run"), when="@0.11.0:1.0.0")
+    depends_on("py-neo@0.13.1:", type=("build", "run"), when="@1.1.1:")
     depends_on("py-neo@0.13.0:", type=("build", "run"), when="@0.11.0:1.1.0")
     depends_on("py-neo@0.9.0", type=("build", "run"), when="@0.9.0:0.10.0")
     depends_on("py-neo@0.8.0", type=("build", "run"), when="@0.6.4:0.8.0")
     depends_on("py-numpy@1.18.1:1.23.5", type=("build", "run"), when="@0.6.4:0.11.2")
-    depends_on("py-numpy@1.18.1:", type=("build", "run"), when="@0.12.0:")
+    depends_on("py-numpy@1.18.1:1.26.4", type=("build", "run"), when="@0.12.0:")
     depends_on("py-numpy@1.18.1:", type=("build", "run"), when="@develop")
     depends_on("py-quantities@0.12.1:0.13.0", type=("build", "run"), when="@0.6.4:0.11.2")
     depends_on("py-quantities@0.14.1:", type=("build", "run"), when="@develop")
     depends_on("py-quantities@0.14.1:", type=("build", "run"), when="@0.12.0:")
     depends_on("py-scikit-learn", type=("build", "run"), when="@0.3:")
     depends_on("py-scipy@1.5.4:", type=("build", "run"), when="@0.6.4:1.0.0")
-    depends_on("py-scipy@1.10.0:", type=("build", "run"), when="@1.1.0:")
+    depends_on("py-scipy@1.10.0:", type=("build", "run"), when="@1.1.0")
+    depends_on("py-scipy@1.14.0:", type=("build", "run"), when="@1.1.1:")
     depends_on("py-six@1.10.0:", type=("build", "run"), when="@0.6.4:")
     depends_on("py-tqdm", type=("build", "run"), when="@0.6.4:")
     depends_on("py-pycuda", type=("build", "run"), when="@0.10.0:+cuda")
@@ -86,7 +90,6 @@ class PyElephant(PythonPackage, CudaPackage):
         # skip some tests that seem to fail on HPC deployments,
         # see https://gitlab.ebrains.eu/ri/tech-hub/platform/esd/ebrains-spack-builds/-/issues/38
         # test_WPLI_ground_truth_consistency_real_LFP_dataset, test_multitaper_cohere_perfect_cohere
-        # skip the following due to issue with neo > 0.13.0 https://github.com/NeuralEnsemble/elephant/pull/634
         # ECM (2025-02-05): also disable "test_parallel" test due to some test hang, cf. ESD issue 86
         # https://gitlab.ebrains.eu/ri/tech-hub/platform/esd/ebrains-spack-builds/-/issues/86
-        pytest('-k', 'not test_WPLI_ground_truth_consistency_real_LFP_dataset and not test_multitaper_cohere_perfect_cohere and not test_neo_tools and not test_statistics and not test_trials and not test_parallel')
+        pytest('-k', 'not test_WPLI_ground_truth_consistency_real_LFP_dataset and not test_multitaper_cohere_perfect_cohere and not test_parallel')
diff --git a/spack.yaml b/spack.yaml
index 99226cda88406ea35e90564cf8b964eca17bad63..0c13eca822c2860771665db507608cd3f1c7cdb4 100644
--- a/spack.yaml
+++ b/spack.yaml
@@ -24,7 +24,7 @@ spack:
     - py-ebrains-kg-core@0.9.15
     - py-ebrains-validation-client@0.9.1
     - py-efel@5.2.0
-    - py-elephant@1.1.0
+    - py-elephant@1.1.1
     - py-fairgraph@0.12.1
     - py-frites@0.4.4
     - py-hbp-archive@1.1.1