diff --git a/.github/workflows/build-test.yml b/.github/workflows/build-test.yml
index eb1f27c..80536f5 100644
--- a/.github/workflows/build-test.yml
+++ b/.github/workflows/build-test.yml
@@ -23,9 +23,10 @@ jobs:
 
     runs-on: ${{ matrix.os }}
     strategy:
+      fail-fast: false
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        python-version: ["3.9", "3.11"]
+        python-version: ["3.9", "3.12"]
 
     steps:
       - uses: actions/checkout@v4
diff --git a/etc/requirements.txt b/etc/requirements.txt
index 873c35c..615f458 100644
--- a/etc/requirements.txt
+++ b/etc/requirements.txt
@@ -63,7 +63,7 @@ korean-lunar-calendar==0.3.1
     # via exchange-calendars
 lxml==4.9.4
     # via yahooquery
-market-prices==0.12.3
+market-prices==0.12.4
     # via market_analy (pyproject.toml)
 markupsafe==2.1.5
     # via jinja2
diff --git a/etc/requirements_dependabot/requirements_tests.txt b/etc/requirements_dependabot/requirements_tests.txt
index e9f2948..d2aee22 100644
--- a/etc/requirements_dependabot/requirements_tests.txt
+++ b/etc/requirements_dependabot/requirements_tests.txt
@@ -79,7 +79,7 @@ korean-lunar-calendar==0.3.1
     # via exchange-calendars
 lxml==4.9.4
     # via yahooquery
-market-prices==0.12.3
+market-prices==0.12.4
     # via market_analy (pyproject.toml)
 markupsafe==2.1.5
     # via jinja2
diff --git a/etc/requirements_dev.txt b/etc/requirements_dev.txt
index 2b6388d..082ab60 100644
--- a/etc/requirements_dev.txt
+++ b/etc/requirements_dev.txt
@@ -69,7 +69,7 @@ contourpy==1.2.1
     # via matplotlib
 cycler==0.12.1
     # via matplotlib
-debugpy==1.8.1
+debugpy==1.8.2
     # via ipykernel
 decorator==5.1.1
     # via ipython
@@ -118,7 +118,7 @@ idna==3.7
     #   httpx
     #   jsonschema
     #   requests
-importlib-metadata==7.2.1
+importlib-metadata==8.0.0
     # via
     #   build
     #   jupyter-client
@@ -209,7 +209,7 @@ korean-lunar-calendar==0.3.1
     # via exchange-calendars
 lxml==4.9.4
     # via yahooquery
-market-prices==0.12.3
+market-prices==0.12.4
     # via market_analy (pyproject.toml)
 markupsafe==2.1.5
     # via
diff --git a/pyproject.toml b/pyproject.toml
index 1de47e6..cd3183a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -44,6 +44,7 @@ classifiers = [
 	"Programming Language :: Python :: 3.9",
 	"Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
 	"Programming Language :: Python :: Implementation :: CPython",
     "Topic :: Office/Business :: Financial :: Accounting",
 ]
@@ -51,7 +52,7 @@ classifiers = [
 dependencies = [
     "market-prices",
     "exchange-calendars",
-    "numpy<2",
+    "numpy",
     "pandas",
     "Jinja2",
     "matplotlib",
@@ -102,4 +103,4 @@ write_to = "src/market_analy/_version.py"
 
 [tool.black]
 line-length = 88
-target-version = ['py39', 'py310', 'py311']
+target-version = ['py39', 'py310', 'py311', 'py312']
diff --git a/src/market_analy/gui_parts.py b/src/market_analy/gui_parts.py
index 5262820..8067055 100644
--- a/src/market_analy/gui_parts.py
+++ b/src/market_analy/gui_parts.py
@@ -408,7 +408,7 @@ def display(self, html: str, add_padding: int = 0):
 
             def repl(mo: re.Match) -> str:
                 match = mo.group()
-                return f'>{"&nbsp"*add_padding}{match[1:]}'
+                return f'>{"&nbsp" * add_padding}{match[1:]}'
 
             regex = re.compile(r"\>.+(?=.*\</t[hd]\>)")
             html = re.sub(regex, repl, html)