diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 55181661..e43ea0ff 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -38,19 +38,19 @@ jobs:
     strategy:
       matrix:
         os: ['ubuntu-latest', 'macos-latest']
-        python-version: [3.8, 3.9, '3.10', '3.11', '3.12']
+        python-version: ['3.9', '3.10', '3.11', '3.12']
         dependencies: ['full', 'pre']
         include:
           - os: ubuntu-latest
-            python-version: 3.8
+            python-version: '3.9'
             dependencies: min
         exclude:
           # Drop pre tests for SPEC-0-unsupported Python versions
           # See https://scientific-python.org/specs/spec-0000/
-          - python-version: '3.8'
-            dependencies: pre
           - python-version: '3.9'
             dependencies: pre
+          - python-version: '3.10'
+            dependencies: pre
       fail-fast: false
 
     env:
diff --git a/pyproject.toml b/pyproject.toml
index 8c1bcfec..5602b721 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -6,7 +6,7 @@ build-backend = "setuptools.build_meta"
 name = "pybids"
 description = "bids: interface with datasets conforming to BIDS"
 readme = "README.md"
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 license = { file="LICENSE" }
 authors = [
   { name = "PyBIDS Developers", email = "bids-discussion@googlegroups.com" },
@@ -23,13 +23,13 @@ classifiers = [
   "Topic :: Scientific/Engineering",
 ]
 dependencies = [
-  "numpy >=1.19",  # NEP29 + 1yr
-  "scipy >=1.5",   # Scientific Python SPEC 0 + 1yr
-  "nibabel >=3.0",
-  "pandas >=0.25.2",  # First with Py38 wheel
+  "numpy >=1.22",  # SPEC 0 + 1yr (3yr)
+  "scipy >=1.8",   # SPEC 0 + 1yr (3yr)
+  "nibabel >=4.0",  # SPEC 0 + 1yr (3yr)
+  "pandas >=1.4.0",  # SPEC 0 + 1yr (3yr)
   "formulaic >=0.2.4, <0.6",  # Tested on 0.2.4-0.5.2
   "sqlalchemy >=1.3.16",
-  "bids-validator>=1.11",  # Keep up-to-date to ensure support for recent modalities
+  "bids-validator>=1.14.7",  # Keep up-to-date to ensure support for recent modalities
   "num2words >=0.5.5",
   "click >=8.0",
   "universal_pathlib >=0.2.2",
diff --git a/tox.ini b/tox.ini
index b17054b5..d3012c15 100644
--- a/tox.ini
+++ b/tox.ini
@@ -2,14 +2,13 @@
 requires =
   tox>=4
 envlist =
-  py3{8,9,10,11,12}-{full,pre}
-  py38-min
+  py3{9,10,11,12}-{full,pre}
+  py39-min
 skip_missing_interpreters = true
 
 # Configuration that allows us to split tests across GitHub runners effectively
 [gh-actions]
 python =
-  3.8: py38
   3.9: py39
   3.10: py310
   3.11: py311
@@ -40,10 +39,10 @@ pass_env =
   CLICOLOR_FORCE
 extras = test
 deps =
-  min: numpy ==1.19
-  min: scipy ==1.5
-  min: nibabel ==3.0
-  min: pandas ==0.25.2
+  min: numpy ==1.22
+  min: scipy ==1.8
+  min: nibabel ==4.0
+  min: pandas ==1.2.0
   # Tested on 0.2.4-0.5.2
   min: formulaic ==0.2.4
   min: sqlalchemy ==1.3.16