diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index b67ce8f..6a96efc 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -55,7 +55,6 @@ dependencies {
     implementation(libs.androidx.swiperefreshlayout)
     implementation(libs.kotlinx.coroutines.android)
     implementation(libs.commonmark)
-    implementation(libs.commonmark.ext.gfm.tables)
 
     testImplementation(libs.junit)
     testImplementation(libs.kotlinx.coroutines.test)
diff --git a/app/src/main/java/space/hackenslacker/kanbn4droid/app/carddetail/MarkdownRenderer.kt b/app/src/main/java/space/hackenslacker/kanbn4droid/app/carddetail/MarkdownRenderer.kt
index 70864bf..be8a1ab 100644
--- a/app/src/main/java/space/hackenslacker/kanbn4droid/app/carddetail/MarkdownRenderer.kt
+++ b/app/src/main/java/space/hackenslacker/kanbn4droid/app/carddetail/MarkdownRenderer.kt
@@ -20,7 +20,7 @@ class MarkdownRenderer(
             val html = parseToHtml(markdown)
             htmlToSpanned(html)
         } catch (_: Exception) {
-            htmlToSpanned(markdown)
+            PlainTextSpanned(markdown)
         }
     }
 
@@ -51,3 +51,31 @@ class MarkdownRenderer(
         }
     }
 }
+
+private class PlainTextSpanned(
+    private val text: String,
+) : Spanned {
+    override val length: Int
+        get() = text.length
+
+    override fun get(index: Int): Char = text[index]
+
+    override fun subSequence(startIndex: Int, endIndex: Int): CharSequence {
+        return text.subSequence(startIndex, endIndex)
+    }
+
+    override fun toString(): String = text
+
+    override fun getSpanStart(tag: Any): Int = -1
+
+    override fun getSpanEnd(tag: Any): Int = -1
+
+    override fun getSpanFlags(tag: Any): Int = 0
+
+    override fun nextSpanTransition(start: Int, limit: Int, kind: Class<*>?): Int = limit
+
+    override fun <T : Any> getSpans(start: Int, end: Int, kind: Class<T>): Array<T> {
+        @Suppress("UNCHECKED_CAST")
+        return java.lang.reflect.Array.newInstance(kind, 0) as Array<T>
+    }
+}
diff --git a/app/src/test/java/space/hackenslacker/kanbn4droid/app/carddetail/MarkdownRendererTest.kt b/app/src/test/java/space/hackenslacker/kanbn4droid/app/carddetail/MarkdownRendererTest.kt
index 54a366f..0a68b17 100644
--- a/app/src/test/java/space/hackenslacker/kanbn4droid/app/carddetail/MarkdownRendererTest.kt
+++ b/app/src/test/java/space/hackenslacker/kanbn4droid/app/carddetail/MarkdownRendererTest.kt
@@ -34,7 +34,7 @@ class MarkdownRendererTest {
     fun render_whenRenderingFails_returnsPlainTextFallback() {
         val renderer = MarkdownRenderer(
             parseToHtml = { throw IllegalStateException("boom") },
-            htmlToSpanned = { html -> TestSpanned(html) },
+            htmlToSpanned = { throw AssertionError("htmlToSpanned should not run on fallback") },
         )
 
         val result = renderer.render("**keep this literal**")
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 1ad0891..afe6ff2 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -37,7 +37,6 @@ androidx-swiperefreshlayout = { group = "androidx.swiperefreshlayout", name = "s
 androidx-recyclerview = { group = "androidx.recyclerview", name = "recyclerview", version.ref = "recyclerview" }
 kotlinx-coroutines-test = { group = "org.jetbrains.kotlinx", name = "kotlinx-coroutines-test", version.ref = "coroutines" }
 commonmark = { group = "org.commonmark", name = "commonmark", version.ref = "commonmark" }
-commonmark-ext-gfm-tables = { group = "org.commonmark", name = "commonmark-ext-gfm-tables", version.ref = "commonmark" }
 
 [plugins]
 android-application = { id = "com.android.application", version.ref = "agp" }