diff --git a/db/model/Gdoc/enrichedToMarkdown.ts b/db/model/Gdoc/enrichedToMarkdown.ts
index e9ef6cb4f57..eb63609954a 100644
--- a/db/model/Gdoc/enrichedToMarkdown.ts
+++ b/db/model/Gdoc/enrichedToMarkdown.ts
@@ -277,6 +277,7 @@ ${links}`
                 {
                     datapageUrl: b.datapageUrl,
                     title: b.title,
+                    source: b.source,
                     // blurb ignored
                 },
                 exportComponents
diff --git a/db/model/Gdoc/enrichedToRaw.ts b/db/model/Gdoc/enrichedToRaw.ts
index 871ec8a136f..a8dcf6376a1 100644
--- a/db/model/Gdoc/enrichedToRaw.ts
+++ b/db/model/Gdoc/enrichedToRaw.ts
@@ -446,6 +446,7 @@ export function enrichedBlockToRawBlock(
                               value: spansToHtmlText(enriched.value),
                           }))
                         : undefined,
+                    source: b.source,
                 },
             }
         })
diff --git a/db/model/Gdoc/rawToArchie.ts b/db/model/Gdoc/rawToArchie.ts
index cbec65b58cf..6f802b98071 100644
--- a/db/model/Gdoc/rawToArchie.ts
+++ b/db/model/Gdoc/rawToArchie.ts
@@ -628,6 +628,7 @@ function* rawBlockKeyIndicatorToArchieMLString(
     if (typeof block.value !== "string") {
         yield* propertyToArchieMLString("datapageUrl", block.value)
         yield* propertyToArchieMLString("title", block.value)
+        yield* propertyToArchieMLString("source", block.value)
         if (block.value.blurb) {
             yield "[.+blurb]"
             for (const textBlock of block.value.blurb) {
diff --git a/db/model/Gdoc/rawToEnriched.ts b/db/model/Gdoc/rawToEnriched.ts
index ca948c5bfe5..f352ae6b701 100644
--- a/db/model/Gdoc/rawToEnriched.ts
+++ b/db/model/Gdoc/rawToEnriched.ts
@@ -1933,6 +1933,7 @@ const parseKeyIndicator = (
         datapageUrl: url,
         blurb: parsedBlurb.length > 0 ? parsedBlurb : undefined,
         title: val.title,
+        source: val.source,
         parseErrors: parsedBlurbErrors,
     }) as EnrichedBlockKeyIndicator
 }
diff --git a/packages/@ourworldindata/types/src/gdocTypes/ArchieMlComponents.ts b/packages/@ourworldindata/types/src/gdocTypes/ArchieMlComponents.ts
index 3402ec0db86..c70216271cf 100644
--- a/packages/@ourworldindata/types/src/gdocTypes/ArchieMlComponents.ts
+++ b/packages/@ourworldindata/types/src/gdocTypes/ArchieMlComponents.ts
@@ -90,6 +90,7 @@ export type RawBlockKeyIndicatorValue = {
     datapageUrl?: string
     title?: string
     blurb?: RawBlockText[]
+    source?: string
 }
 
 export type RawBlockKeyIndicator = {
@@ -102,6 +103,7 @@ export type EnrichedBlockKeyIndicator = {
     datapageUrl: string
     title?: string
     blurb?: EnrichedBlockText[]
+    source?: string
 } & EnrichedBlockWithParseErrors
 
 export type RawBlockScroller = {
diff --git a/site/gdocs/components/KeyIndicator.tsx b/site/gdocs/components/KeyIndicator.tsx
index 678d95098ae..a552bd3bb70 100644
--- a/site/gdocs/components/KeyIndicator.tsx
+++ b/site/gdocs/components/KeyIndicator.tsx
@@ -33,12 +33,14 @@ export default function KeyIndicator({
     if (!linkedChart) return null
     if (!linkedIndicator) return null
 
-    const source = capitalize(
-        joinTitleFragments(
-            linkedIndicator.attributionShort,
-            linkedIndicator.titleVariant
+    const source =
+        d.source ||
+        capitalize(
+            joinTitleFragments(
+                linkedIndicator.attributionShort,
+                linkedIndicator.titleVariant
+            )
         )
-    )
     const dateRange = makeDateRange({
         dateRange: linkedIndicator.dateRange,
     })